Answer:
54.28 ft²
Step-by-step explanation:
A = LW + (1/2)πr²
r = d/2 = 4 ft / 2 = 2 ft
A = (12 ft)(4 ft) + (1/2)(3.14)(2 ft)²
A = 54.28 ft²
Answer:
54.28 ft²
Step-by-step explanation:
That is the answer
classic golf inc. manages five courses in the jacksonville, florida, area. the director of golf wishes to study the number of rounds of golf played per weekday at the five courses. he gathered the following sample information. day rounds monday 145 tuesday 125 wednesday 135 thursday 100 friday 120 at the 0.05 significance level, is there a difference in the number of rounds played by day of the week?
Using a significance level of 0.05, we found a statistically significant difference in the number of rounds played by day of the week.
To determine if the test statistic is significant, we need to compare it to a critical value from an F-distribution table.
The critical value is based on the degrees of freedom, which is calculated as follows: df between = k - 1 (where k is the number of groups being compared, in this case 5) and df within = N - k (where N is the total sample size, in this case 5).
Using these values, we can find the critical value from the F-distribution table to be 2.866.
Comparing this critical value to our calculated test statistic of 3.60, we can see that the test statistic exceeds the critical value.
This means that we can reject the null hypothesis and conclude that there is a statistically significant difference in the number of rounds played by day of the week at the 0.05 significance level.
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how much nitrogen and phosphorus should be included in the fertilizer for a farmer to get the highest yield? two levels of n (hi and low) are crossed with two levels of p (hi and low) giving four combinations of fertilizer to be studied: hh, hl, lh and ll. the experimenters had 12 acres available for the study and three acres were assigned at random to each of the combinations. assume the data are four independent srss, one from each of the four populations of planting densities, and that the distribution of the yields is normal. the data follow. treatment combination (np) yield (bushels per acre) n mean stdev hh 150.1, 113.0, 118.4 3 127.17 20.04 hl 166.9, 120.7, 135.2 3 140.93 23.63 lh 165.3, 130.1, 139.6 3 145.00 18.21 ll 134.7, 138.4, 156.1 3 143.07 11.44 answer the following questions: 1. the farmers are interested in whether there is any difference between the low-low combination (it is the cheapest) and the average of the remaining three levels. what hypotheses do they want to test? 2. what contrast would be used to test this hypothesis? 3. what contrast would be used to compare the high- to low-nitrogen content fertilizers? 4. what about for the high- to low-phosphorus content fertilizers? 5. what contrast compares the ll combination to the hh combination? 6. for each of the contrasts above, list the contrast coefficients.
The contrast coefficients would be as follows:
µll - (µhh + µhl + µlh) / 3: -1, -1, -1, 3µhl - µll: 1, -1, 0, 0µlh - µhl: 0, 1, -1, 0µll - µhh: -1, 0, 0, 1The farmers are interested in whether there is any difference between the low-low combination (it is the cheapest) and the average of the remaining three levels. The hypotheses they want to test are:
H0: µll - (µhh + µhl + µlh) / 3 = 0HA: µll - (µhh + µhl + µlh) / 3 ≠ 0
To test this hypothesis, the following contrast would be used:
µll - (µhh + µhl + µlh) / 3To compare the high- to low-nitrogen content fertilizers, the following contrast would be used:
µhl - µllTo compare the high- to low-phosphorus content fertilizers, the following contrast would be used:
µlh - µhlTo compare the ll combination to the hh combination, the following contrast would be used:
µll - µhhFor each of the contrasts above, the contrast coefficients would be as follows:
µll - (µhh + µhl + µlh) / 3: -1, -1, -1, 3µhl - µll: 1, -1, 0, 0µlh - µhl: 0, 1, -1, 0µll - µhh: -1, 0, 0, 1Learn more about coefficients
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worth 36 pointssss
pls answer
Answer:
a. {-2, -1, 0, 1, 2, 3, 4}
b. {-2, -1, 0, 1, 2, 3}
Maura is making beaded bracelets for her school's craft fair. To make a bracelet, she strings 25 beads along a 20-centimeter-long piece of elastic cord. If Maura bought a pack of 1,000 beads to make bracelets, how many meters of the elastic cord should she buy?
Answer: To make one bracelet, Maura needs 25 beads and 20 centimeters of elastic cord.
If Maura bought a pack of 1,000 beads, she can make:
1,000 beads ÷ 25 beads per bracelet = 40 bracelets
To make 40 bracelets, she will need:
40 bracelets × 20 centimeters of elastic cord per bracelet = 800 centimeters of elastic cord
To convert centimeters to meters, we divide by 100:
800 centimeters ÷ 100 centimeters per meter = 8 meters
Therefore, Maura should buy 8 meters of elastic cord to make 40 bracelets with a pack of 1,000 beads.
Step-by-step explanation:
what is the meaning of a 95% confidence interval for a population mean? (check all that apply) selection an interval that, once created, has a 95% chance of containing the population mean. was . selection an interval where when the process is repeated for many different samples, approximately 95% of the intervals would contain the sample mean. was . selection an interval that contains the middle 95% of the population data. was . selection an interval where when the process is repeated for many different samples, approximately 95% of the intervals would contain the population mean. was .
The meaning of a 95% confidence interval for a population mean is to select an interval where when the process is repeated for many different samples, approximately 95% of the intervals would contain the sample mean and when the process is repeated for many different samples, approximately 95% of the intervals would contain the population mean. These two are the correct options from the given choices.
What is a confidence interval?A confidence interval is a range of values, constructed from a sample, that is expected to include the value of an unknown population parameter with a specific level of certainty.
Confidence intervals are typically used to indicate the precision and accuracy of an estimate, rather than the probability of an event occurring.
Therefore, in the context of this question, we can say that a 95% confidence interval for a population mean would select an interval where when the process is repeated for many different samples, approximately 95% of the intervals would contain the sample mean and when the process is repeated for many different samples, approximately 95% of the intervals would contain the population mean.
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The length of a hall is three times and width is two times of its height. If the room contains 384 cubic metres of air, find the area of its floor.
The area of the floor of the hall is 96 square meters.
What is the area of the floor of the hall?A rectangular prism is simply a three-dimensional solid shape which has six faces that are rectangles.
The volume of a rectangular prism is expressed as;
V = w × h × l
Where w is the width, h is height and l is length.
Given that, the length of a hall is three times and width is two times of its height.
Let the height of the hall be h.
Then the length = 3h and width = 2h
Volume of the hall = Length × Width × Height
384 = (3h) × (2h) × (h)
384 = 6h³
6h³ = 384
Divide both sides by 6
h³ = 64
Take the cube roots
h = ∛64
h = 4
Hence;
Length = 3h = 12
Width = 2h = 8
Area of the floor = Length x Width
Area of the floor = 12 × 8
Area of the floor = 96 square meters.
Therefore, the area is 96 square meters.
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Shirley is asked to sketch a graph of y = 5* for x > or equal to 0. She produces the following.
The graph has two errors. How should they be corrected?
Answer:
Step-by-step explanation:
Find the value of r in the equation below, giving your answer as a decimal. 10r + 6 = 49 r = ...
Answer:
r = 4.3
Step-by-step explanation:
10r + 6 = 49
subtract 6 from both sides:
10r = 43
divide both sides by 10:
r = 4.3
Answer:
R=4.3 or 43/10
Step-by-step explanation:
10r + 6 - 6 = 49 - 6 subtract 6 from each side of equation
10r = 43
10r/10 = 43/10 divide each side by 10
r = 43/10 or 4.3 or 4 3/10 as mixed number
a city has two water towers. one tower holds 4.37 x 106 6 gallons of water and the other holds 3.92 x 106 6 gallons of water. what is the combined water capacity of the two towers? responses
If one-tower can hold 4.37×10⁶ gallons of water and other tower can hold 3.92×10⁶ gallons of water, then combined water capacity of two towers is 8.29×10⁶ gallons.
In order to find the combined water capacity of the two towers, we simply need to add their individual capacities.
The water capacity of one tower is = 4.37×10⁶ gallons of water, and the water capacity of other tower is = 3.92×10⁶ gallons of water,
So, their combined capacity is:
⇒ 4.37×10⁶ + 3.92×10⁶ = 8.29×10⁶ gallons
Therefore, the combined water capacity of the two towers is 8.29×10⁶ gallons.
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The given question is incomplete, the complete question is
A city has two water towers. one tower holds 4.37×10⁶ gallons of water and the other holds 3.92×10⁶ gallons of water. What is the combined water capacity of the two towers?
If someone could help that would be so helpful
The center of the circle is (-3, -1). The new center of the new circle is (-3, -5). The new equation of the circle is:
(x -3)² + (y - 5)² = 10².
What is equation of circle?With a circle's center and radius, one may mathematically describe a circle using the equation of a circle. A circle's equation is distinct from the formulae used to determine a circle's area or circumference. Many circles-related coordinate geometry issues employ this equation. We require the circle's equation in order to represent a circle on the Cartesian plane. If we are aware of the radius's length and the circle's centre, we can draw a circle on a sheet of paper. The same is true for drawing circles on a Cartesian plane if we are aware of the center's and radius's coordinates.
The general equation of the circle is given as:
(x - h)² + (y - k)² = r²
Where, h and k are the coordinates of the center.
The given equation is (x -3)² + (y - 1)² = 10²
The center is (-3, -1).
Given that, the circle is shifted 4 up.
The y-coordinate is:
y - (1 + 4) = y - 5
Thus, the new equation of the circle is:
(x -3)² + (y - 5)² = 10²
The new center of the new circle is (-3, -5).
Hence, the center of the circle is (-3, -1). The new center of the new circle is (-3, -5). The new equation of the circle is:
(x -3)² + (y - 5)² = 10²
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Write the equation of the line that passes through the
points (2, 1) and (-4, -8). Put your answer in fully
simplified point-slope form, unless it is a vertical or
horizontal line.
An equation of the line in point-slope form that passes through the points (2, 1) and (-4, -8) is y - 1 = 3/2(x - 2).
How to determine an equation of this line?In Mathematics and Geometry, the point-slope form of any straight line can be determined by using this mathematical expression:
y - y₁ = m(x - x₁)
Where:
x and y represent the data points.m represent the slope.Next, we would determine the slope;
Slope (m) = (y₂ - y₁)/(x₂ - x₁)
Slope (m) = (-8 - 1)/(-4 - 2)
Slope (m) = -9/-6
Slope (m) = 3/2
At data point (2, 1) and a slope of 3/2, a linear equation for this line can be calculated by using the point-slope form as follows:
y - y₁ = m(x - x₁)
y - 1 = 3/2(x - 2)
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Julianne and rosa both received account balances from the school library. Julianne has a balance of -$3.75 and Rosa has a balance of -$3.50. who owes more to the library?
Answer:
Julianne (she owes 25 more than Rosa)
Step-by-step explanation:
Because Rosa owes -0.25 less than Julianne and because if you subtract the two balances or do keep change flip method it will give you -0.25 meaning that when Julianne owes nothing Rosa still will owe some money (25 cents).
clarissa needs 42,500 loan in order to buy a car which loan option would allow her to pay the least amount of intrest
The second loan option would allow Clarissa to pay the least amount of interest since it has a lower interest rate and a shorter repayment term.
What is simple interest?
Simple Interest (S.I.) is the method of calculating the interest amount for a particular principal amount of money at some rate of interest.
The loan option that would allow Clarissa to pay the least amount of interest would be the one with the lowest interest rate and the shortest repayment term.
If we assume that Clarissa has the option of choosing between two loans, we can compare their interest rates and repayment terms to determine which one would be better for her.
Let's say the first loan has an interest rate of 5% and a repayment term of 5 years, while the second loan has an interest rate of 4% and a repayment term of 4 years.
Using a loan calculator or a financial formula, we can calculate the total amount of interest that Clarissa would pay for each loan. For the first loan, the total interest paid would be:
Total interest = (Loan amount) x (Interest rate) x (Repayment term)
Total interest = 42,500 x 0.05 x 5
Total interest = 10,625
For the second loan, the total interest paid would be:
Total interest = (Loan amount) x (Interest rate) x (Repayment term)
Total interest = 42,500 x 0.04 x 4
Total interest = 6,800
Therefore, the second loan option would allow Clarissa to pay the least amount of interest since it has a lower interest rate and a shorter repayment term.
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Complete Question:
A rack of bowling balls behind John and Judy’s lane holds at least 6 bowling balls. Each of the bowling balls weights either 8 pounds or 16 pounds, and the total weight of the bowling balls on the rack is no more than 160 pounds. Assuming x represents the number of 8-lb balls and y represents the number of 16lb bowling balls, the system of equations below can be used to represent the situation(x+y>6) (8x+16y<160) graph the solution to the system
The graph of the solution to the system of inequalities is added as an attachment
How to graph the solution to the system of inequalitiesGiven that
x + y ≥ 6
8x + 16y ≤ 160
To graph the solution to a system of inequalities, follow these steps:
Graph each inequality on the same coordinate plane.Shade the region of the plane that satisfies each inequality.The solution to the system of inequalities is the overlapping region of the shaded regions.See attachment for the system of inequalities
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A train travels at a certain average speed for a distance of 90 km and then travels a distance of 99 km at an average speed of 6 km/h more than its original speed. If it takes 3 hours to complete the total journey, then what is its original average speed?
The required average speed of the given train is 42 km/hour.
What is speed?Speed is what it means. the speed at which an object's location changes in any direction.
The distance traveled in relation to the time it took to travel that distance is how speed is defined.
As speed simply has a direction and no magnitude, it is a scalar quantity.
So, we have:
63/x + 72/6+x = 3
63(x+6)+72x/x(x+6) = 3
63x + 378 + 72x/x²+6x = 3
378 + 135x = 3x² = 18x
3x² - 117x - 378 = 0
x² - 39x - 126 = 0
x² - 42x + 3x - 126 = 0
x(x-42)+3(x-42) = 0
(x+3)(x-42) = 0
x = 42, -3
As speed cannot be zero, the first average speed is 42 km per hour.
Therefore, the required average speed of the given train is 42 km/hour.
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Correct question:
A train travels at a certain average speed for a distance 63 km and then travels a distance of 72 km at an average speed of 6 km/hr more than the original speed. If it takes 3 hours to complete total journey, what is its original average speed?
A scuba diver dives 80 feet below the surface. After a while, the diver rises 3 feet per
minute. Which integer describes the position if the diver in relation to the surface of
the water 8 minutes after beginning to rise?
A. -56
B. -66
C. -72
D. -88
The position of the diver in relation to the surface of the water 8 minutes after beginning to rise can be calculated as follows:
The diver was at a depth of 80 feet below the surface initially. After 8 minutes of rising, the diver has come up to the surface by 3 x 8 = 24 feet. So, the diver's position in relation to the surface of the water is:
80 - 24 = 56 feet below the surface.
Therefore, the integer that describes the position of the diver in relation to the surface of the water 8 minutes after beginning to rise is A. -56.
Solve the equation for the variable.
2b^4 - 13 = 73
=
Enter your answers in increasing order, rounded to three decimal places.
b =
b =
After answering the provided question, we can conclude that Therefore, the solutions for the equation are b ≈ -1.973 and b ≈ 1.973.
What is equation?An equation in mathematics is a statement that states the equality of two expressions. An equation is made up of two sides that are separated by an algebraic equation (=). For example, the argument "2x + 3 = 9" asserts that the phrase "2x + 3" equals the value "9". The purpose of equation solving is to determine the value or values of the variable(s) that will allow the equation to be true. Equations can be simple or complicated, regular or nonlinear, and include one or more elements. The variable x is raised to the second power in the equation "x2 + 2x - 3 = 0." Lines are utilised in many different areas of mathematics, such as algebra, calculus, and geometry.
Starting with the given equation:
[tex]2b^4 - 13 = 73\\2b^4 = 86\\b^4 = 43\\b = (43)^(1/4)\\b =1.973\\b = -1.973, 1.973\\[/tex]
Therefore, the solutions for the equation are b ≈ -1.973 and b ≈ 1.973.
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3y + 7y -84 = 180 supplementary find the value for y
y = 26.4
Step-by-step explanation:Given: 3y + 7y - 84 = 180
First, we should combine any value that is similar.
3y + 7y - 84 = 180
10y - 84 = 180
Next, we will substitute.
10y - 84 + 84 = 180 = 84
10y = 264
Now we will divide by the value before the variable.
[tex]\frac{10y = 264}{ 10}[/tex] = y = 26. 4
Lastly, we will plug in the values.
3(26.4) + 7(26.4)- 84 = 180
76.2 + 184.8 - 84 = 180
264 - 84 = 180
180 = 180 ✓
find the surface area of the figure shown the numbers are 5 5 4 6 10
The surface area of the given cuboid is 228 cm².
What is surface area of a cuboid?
The surface area of a cuboid is a measure of the total area of its six faces. It is an important concept in geometry and is used in many real-life applications. For example, when calculating the amount of paint needed to cover the walls of a room, you would need to know the surface area of the walls. Similarly, when designing packaging for a product, you would need to know the surface area of the box to determine the amount of material required to make it.
To find the surface area of a cuboid, you need to add up the areas of all six faces.
Given the dimensions of the cuboid as,
Length = 9 cm
Breadth = 4 cm
Height = 6 cm
The surface area of the cuboid can be calculated as follows,
Area of the top face = length × breadth = 9 cm × 4 cm = 36 cm²
Area of the bottom face = length × breadth = 9 cm × 4 cm = 36 cm²
Area of the front face = breadth × height = 4 cm × 6 cm = 24 cm²
Area of the back face = breadth × height = 4 cm × 6 cm = 24 cm²
Area of the left side face = length × height = 9 cm × 6 cm = 54 cm²
Area of the right side face = length × height = 9 cm × 6 cm = 54 cm²
Therefore, the total surface area of the cuboid is the sum of all six faces, which is:
Surface Area = 2 × (length × breadth + breadth × height + length × height)
Surface Area = 2 × (9 cm × 4 cm + 4 cm × 6 cm + 9 cm × 6 cm)
Surface Area = 2 × (36 cm² + 24 cm² + 54 cm²)
Surface Area = 2 × 114 cm²
Surface Area = 228 cm²
Therefore, the surface area of the given cuboid is 228 cm².
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Solve for x or z in terms of the other variables.
The value of x in the equation (x - m)/ (n + m) = (x - n)/ (n - m) when solved is x = n²/m.
Define equations?A list of the elements that make up an equation includes coefficients, variables, operators, constants, terms, and the equal to sign. An equation must always begin with the "=" sign and have terms on both sides. Each party should be treated equally.
Each side of an equation does not need to have a lot of terms, operators, and variables. Each equation with variables is an algebraic equation.
In the question, equation given:
(x - m)/ (n + m) = (x - n)/ (n - m)
Apply cross multiplication:
⇒ (x - m) (n - m) = (n + m) (x - n)
After opening the brackets, we have:
⇒ xn - xm - mn + n² = xn + xm - n² - mn
Evaluating the like terms in the equation we get:
⇒ 2xm = 2n²
So, we have
⇒ xm = n²
Divide by m on both sides:
x = n²/m
Therefore, the solution of the equation is x = n²/m.
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Solve each right triangle. Round answers to the nearest tenth
It should be noted that the provided assertion indicates that (A) is 41° (b) is -17.16 (a) is 5.41
What does a triangle actually mean?Having three sides, three angles, and three points, a triangular is a closed, two-dimensional object.
We know that a right angle is , and we are given another angle that is , so that means that angle is:
A + 49 +90 = 180
A + 139 = 180
A = 180 - 139
A = 41°
To find side length b, we can use the sin function:
sin(49) = b/18
18 ×-0.53 = b
b = -17.16
To find side length a, we can use the cos function:
cos(49) = a/18
18 × 0.300 = a
a = 5.41
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based on the performance of those who took the gre exam between july 1, 2004 and june 30, 2007, the average verbal reasoning score was calculated to be 462. in 2011 the average verbal score was slightly higher. do these data provide convincing evidence that the average gre verbal reasoning score has changed since 2004?
Without more information and statistical analysis, it is difficult to determine whether the data provide convincing evidence that the average GRE verbal reasoning score has changed since 2004.
To determine whether the average GRE verbal reasoning score has changed since 2004, we would need to conduct a hypothesis test. We could set up a null hypothesis that the population mean for the verbal reasoning score has not changed since 2004, and an alternative hypothesis that the population mean has increased.
Assuming a normal distribution of scores, we could use a two-sample t-test to compare the means of the two populations (scores from 2004-2007 and scores from 2011). We would need to collect a random sample of scores from both time periods and calculate the sample means and standard deviations.
Without knowing the sample size or standard deviation of the 2011 scores, it is difficult to determine whether the difference in average scores is statistically significant. However, if the sample sizes are large enough and the difference in means is significant, then we could conclude that there is convincing evidence that the average GRE verbal reasoning score has changed since 2004.
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What is the solution to the equation e3×=12? Round your answer to the nearest hundredth.
Answer: x=1.09
Step-by-step explanation:
To solve for x, we can take the natural logarithm of both sides of the equation:
ln(e^(3x)) = ln(12)
Using the property of logarithms that ln(e^y) = y, we can simplify the left side to:
3x = ln(12)
Then, we can divide both sides by 3 to solve for x:
x = (1/3)ln(12)
Using a calculator to evaluate ln(12) and round to the nearest hundredth, we get:
x ≈ 1.09
Answer: x=0.83
Step-by-step explanation: buddy was wrong
Argyle has 10 T-shirts and 7 pairs of shorts that he wears with either sandals or sneakers. If all the colors and patterns coordinate, how many
different outfits can he make?
Using multiplication principle of counting, Argyle can make 140 different outfits.
How many different outfits can he make?Argyle has 10 T-shirts and 7 pairs of shorts, which he can wear with either sandals or sneakers. To find out how many different outfits he can make, we can use the multiplication principle of counting, which states that the total number of outcomes for a sequence of events is the product of the number of outcomes for each event.
First, we need to determine the number of ways Argyle can choose a T-shirt and a pair of shorts. He can choose one of 10 T-shirts and one of 7 pairs of shorts, giving us:
10 x 7 = 70
Next, we need to determine the number of ways Argyle can choose shoes. For each outfit, he can choose either sandals or sneakers, giving us:
shoes = 2
Finally, we can find the total number of different outfits by multiplying the number of ways to choose a T-shirt and shorts by the number of ways to choose shoes:
70 x 2 = 140
Therefore, Argyle can make 140 different outfits if all the colors and patterns coordinate.
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What graph would represent the solution of p-5>7
Answer:
suiiiii
Step-by-step explanation:
The solution of p-5>7 can be represented on a number line.We start by adding 5 to both sides of the inequality:p - 5 + 5 > 7 + 5p > 12This means that any value of p that is greater than 12 would satisfy the inequality.On a number line, we would represent this by shading the region to the right of 12, since any number to the right of 12 is greater than 12.
Evaluate the following function giving an value of x.
Answer:
[tex]\large\boxed{\tt f(-3)=26}[/tex]
Step-by-step explanation:
[tex]\textsf{For this problem, we are asked to evalulate the function given the value of x.}[/tex]
[tex]\textsf{Note that because x equals -3, x will equal -3 for all the variables on the right side.}[/tex]
[tex]\large\underline{\textsf{We should have;}}[/tex]
[tex]\tt f(-3)=(-3)^{2}-3(-3)+8[/tex]
[tex]\textsf{Let's start by evaluating the right side of the function.}[/tex]
[tex]\tt f(-3)=(-3 \times -3)+9+8[/tex]
[tex]\textsf{Note that a negative multiplied by a negative equals a positive term.}[/tex]
[tex]\tt f(-3)=9+9+8[/tex]
[tex]\large\boxed{\tt f(-3)=26}[/tex]
[tex]\huge\text{Hey there!}[/tex]
If x = -3
[tex]\mathtt{f(x) = x^2 - 3x + 8}\\\\\\\mathtt{f(x) = -3^2 - 3(-3) + 8}\\\\\\\mathtt{f(x) = -3\times-3 - 3(-3) + 8}\\\\\\\mathtt{f(x) = 9 - (-9) + 8}\\\\\\\mathtt{f(x) = 9 + 9 + 8}\\\\\\\mathtt{f(x) = 18 + 8}\\\\\\\mathtt{f(x) = 26}\\\\\\\\\\\huge\text{Therefore your answer should be:}\\\\\\\huge\boxed{\mathtt{f(x) = 26}}\huge\checkmark[/tex]
[tex]\huge\text{Good luck on your assignment \& enjoy your day!}[/tex]
~[tex]\frak{Amphitrite1040:)}[/tex]
What solutions does -x+y=-8 2x-2y=16
The given system of linear equations has infinite solutions. The solution has been obtained by using the elimination method.
What is the elimination method?
The elimination approach involves taking one variable out of the system of linear equations by utilising addition or subtraction together with multiplication or division of the variable coefficients.
We are given a system of linear equations as -x + y = -8 and 2x - 2y = 16.
Now, on dividing the equation 2x - 2y = 16 by 2, we get
x - y = 8.
Now, on adding the first and the third equation, we get
⇒ (-x + y) + (x - y) = -8 + 8
⇒ 0 = 0
Hence, the system has infinetly many solutions.
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Question: What is the solution for the given system of linear equations?
-x + y = -8 and 2x - 2y = 16
What is the reciprocal of -x-1?
Help would be greatly appreciated
Answer:
Step-by-step explanation:
It's 1/(-x-1) my guy. To find the reciprocal of anything, you put that whole thing as a denominator with 1 as the numerator.
Hope this helps *fire emoji*
helppp
solve the inequality
11x + 2 > 57
x > ?
Answer:
x>5
Step-by-step explanation:
11x+2> 57
11x>55
x>5
Answer:
x>5
Step-by-step explanation:
11x + 2 > 57
-2 -2
11x > 55
divide both sides by 11, the 11's cancel and
x > 5
A 5-gallon container of laundry detergent costs $25. What is the price per quart?
The calculated value of the price per quart of the laundry detergent is $1.25.
What is the price per quart?To find the price per quart of the laundry detergent, we need to first convert the volume of the container from gallons to quarts.
Since 1 gallon is equal to 4 quarts,
5 gallons will be equal to 20 quarts.
Next, we can calculate the price per quart by dividing the total cost of the container by the total volume in quarts.
Price per quart = Total cost of container / Total volume in quarts
Price per quart = $25 / 20 quarts
Price per quart = $1.25
Therefore, the price per quart of the laundry detergent is $1.25.
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