Answer:
C.Step-by-step explanation:
To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of bCarry on learning2x-4=10
what does x stand for
Answer:
it is a variable you don't know what it stands for its like a box and you don't know whats inside of it people use it for examples to
Answer:
x = 7
Step-by-step explanation:
2x - 4 = 10
2x = 14
x = 14 / 2 = 7
x = 7
Who can help me on my math I’m failing can y’all please help me on some questions.
It’s solving systems of equations
Answer:
hello
Step-by-step explanation:
he has 5 nickels and 11 dimes
Answer:
zwegrhimomom9kihuvy
Step-by-step explanation:
eftvf hnjbjbyvyxrzeWzwzwzwctb
John went to a friend’s house to spend his free time in an evening. Which unit of measure should be used to find the distance between the two houses?
A. milliliters
B. tons
C. kilograms
D. miles
Answer:
miles
Step-by-step explanation:
Answer:
I think Its D.
Step-by-step explanation:
Its not A because milliliters measures with graduated cylinder and stuff like that.
It's not B because tons is capacity.
Finally, it's not C because kilograms measures weight as well, so that will leave you with the answer D- Miles.
Have a Nice Day!!!!!!!!!!
What is the value of x?
Answer:
16
Step-by-step explanation:
By the property of intersecting chords inside the circle, we have:
[tex](5x - 7) \degree = \frac{1}{2} (119 \degree + 27 \degree) \\ \\ (5x - 7) \degree = \frac{1}{2} \times 146 \degree\\ \\ (5x - 7) \degree = 73\degree \\ \\ 5x - 7 = 73 \\ \\ 5x = 73 + 7 \\ \\ 5x = 80 \\ \\ x = \frac{80}{5} \\ \\ x = 16[/tex]
A container has a volume of 125.6 cm³ the height is 10 cm what is the radius
Answer:
The answer is 19672212.8cm
Answer:
2 cm^3
Step-by-step explanation:
You have the Volume- 125.6 cm^3
And the height- 10 cm
So you will just do the equation just a different way.
[tex]V= \pi rx^{2} h[/tex]
125.6 = 3.14·x²·10
Once you solve that you get the radius which is 2
So the answer shall be 2
What sentence can be represented with a linear graph where the volume of water in a tub is a function of time
Answer:
c sorry if its wrong
Step-by-step explanation:
Help a girl out! Plz hurry! Make sure to put answer as decimal!
Answer:
I know the type of math your doing
Step-by-step explanation:
just download connects its f0r khan academy it will help you on it I have it and it works good
If someone gives me an answer to my question, and the answer is wrong, they’re automatically stuped
Answer:
Where is the question?
Step-by-step explanation:
Answer:
lol XD
True tho
Write the number in scientific notation.
63,550,000,000
Enter the correct answer in the box.
6.355x10^10
Step-by-step explanation:
Scientific notation is the way of writing a large number between 1 to 10 with a power of 10.
The scientific notation of 63,550,000,000 is 6.355 x [tex]10^{10}[/tex].
What is scientific notation?It is the way of writing a large number between 1 to 10 with a power of 10.
Example:
2.3 x 10² is a scientific notation of 230
9.1 x 10³ is a scientific notation of 9100
We have,
63,550,000,000
We can write this as,
6355 x [tex]10^{7}[/tex]
We need to make a number between 1 and 10.
So,
Divide and Multiply 1000.
6355/1000 x [tex]10^{7}[/tex] x 1000
6.355 x [tex]10^{10}[/tex]
We see that,
6.355 is a number between 1 and 10 with a power of 10.
Thus,
The scientific notation of 63,550,000,000 is 6.355 x [tex]10^{10}[/tex].
Learn more about scientific notation here:
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4. Find the area of the given figure.
20 cm
10 cm 3 cm
14 cm
15 cm
13 cm
I’m sorry I can’t help you without a picture if you could add a picture please I can answer this for you ツ message me back when you do!
1)) On an island, there are a total of 81 horses. There are 69 tame horses. How many wild horses are on the island? wild horses
Answer:
12
Step-by-step explanation:
81 - 69 = 12
Answer:
12
Step-by-step explanation:
if you need help with horse stuff let me know!
(-2, 1) is a solution for which of the following equations?
5x - 2y = -15 and 3x + 8y = 37
Answer:
y=5
x=-1
Step-by-step explanation:
5x-2y=-15
3x+8y=37
add 2y to both sides
5x=2y-15
divide both sides by 5
x=(2y-15)/5
x=2y/5-3
substitute for x
3(2y/5-3)+8y=37
6y/5-9+8y=37
add 9 to each side
6y/5+8y=46
subtract 8y from both sides
6y/5=46-8y
multiply both sides by 5
6y=5(46-8y)
6y=230-40y
46y=230
y=5
substitute for y
5x-2(5)=-15
5x-10=-15
5x=-5
x=-1
Can someone tell me why is nobody helping me with my question I be POSTING 4 TIMES PLEASE YALL Help me please
Answer:
x = 4
y = 5
Step-by-step explanation:
4x = x + 12
^(subtract x from both sides)^
3x = 12
^(divide both sides by 3)^
x = 4
3y = 15
(divide both sides by 3)
y = 5
help................. I'll give brainliest and heart
★ Given question:-
Solve for r: r/17= -8★ Let's solve
[tex]↦ \frac{r}{17} = - 8 \\ ↦r = - 8 \times 17\\ ↦by \: multiplying \: \\ ↦r = - 136[/tex]
[tex] \underline{ \boxed{ \sf{✰\:r=\: -136✓ }}}[/tex]
help 8+x2=−12..im confused
Answer:
Step-by-step explanation:
No real solutions exist. Subtract 8 on both sides to get:
[tex]x^2=-20[/tex]
You cannot take the square root of a negative number without involving imaginary numbers.
Answer and Explanation
__________________________________________________________
-10__________________________________________________________
The answer is -10 because...
You need to multiply 2 by "x," and to find out what "x" is, we need to add...
[tex]2+-12[/tex]
__________________________________________________________
And if we add [tex]2[/tex] by [tex]-12[/tex], we get [tex]-10[/tex], which is our answer.
__________________________________________________________
and now, if we add [tex]-20[/tex] by [tex]8[/tex], we get [tex]-12[/tex], which is what the equation equals, and this is how we know it is correct.
__________________________________________________________
Hope this helps! :)
Halla el eje de simetría y el vértice de la parábola de cada función cuadrática. Luego grafica la función cuadrática
con todas sus partes identificadas: eje de simetría, vértice y si es punto máximo o minimo.
1. f(x) = x2 + 2x + 3
giving brainliest for who gets it right
Answer:
[tex]35[/tex]
Step-by-step explanation:
From the information given we can solve for x using the larger triangle
we know that the angle at the top is 45 degrees and the side opposite of it is 35, in other words we need to find the adjacent, or rather, x
Since we have angle, an opposite side, and we need the adjacent. The trig function we need to use is [tex]tan[/tex], the formula is
[tex]tan0[/tex][tex]=\frac{opposite}{adjacent}[/tex]
we need to rearrange this to solve for the adjacent
[tex]adjacent=\frac{opposite}{tan(0)}[/tex]
[tex]x=\frac{15}{tan(45)}[/tex]
[tex]x=35[/tex]
plz mark me brainliest. :)
what is the center of the data in the dot plot? number of science homework assignments each week. Is it 2?
3 is the best representation of the center of given data set.
The correct answer is an option (C).
What is center of data?"It is the middle of a distribution.""Mostly, The measures of the center of the data are the mean and the median."What is mean?"It is the average of the given numbers."
What is median?"I is the middle value of a sorted list of numbers."
For given question,
We have been given a dot plot
From the given dot plot,
We have data as 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 5, 5, 5, 5, 5, 5
the total number of students in the class are n = 21
We write 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 5, 5, 5, 5, 5, 5 as (3 × 0), (1 × 2), (5 × 2), (4 × 3), 4, (6 × 5)
So, the mean of the above data would be,
[tex]\bar{X}=\frac{0+ (1 \times 2)+ (5 \times 2)+(4 \times 3)+4+ (6 \times 5)}{21}\\\\ \bar{X}=\frac{2+10+12+4+30}{21}\\\\ \bar{X}=2.8\\\\\bar{X}\approx 3[/tex]
From above data we can observe that the middle of the data is 3.
0, 0, 0, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 5, 5, 5, 5, 5, 5
So, the median would be,
M = 3
Therefore, 3 is the best representation of the center of given data set.
The correct answer is an option (C).
Learn more about the center of the data here:
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hiii please help i’ll give you brainliest if you show your work as well
Answer:
The answer is 0.385
Step-by-step explanation:
because i use the butterfly method if that's helps
A month is randomly chosen. What is the probability that the month chosen has
less than 31 days?
P(< 31 days) =
Answer:
P = 5/12
Step-by-step explanation:
Which of the following cannot be written as an equation?
A. three times a number is twenty-seven
B. one-half a number plus four
C. the quotient of a number and twelve is five.
D. six is two less than a number
Answer:
C
Step-by-step explanation:
This answer choice is not correct because u can't write a quote as an equation
Hope this helps u ;)
Pls mak brainlist
Courtney and Chelsea are leading a family hike on Saturday. The number of snacks Chelsea is bringing can be represented by 2x. Courtney is bringing a number of snacks. If Chelsea brought 16 snacks, how many did Courtney bring?
Answer:
Courtney is bringing 8 snacks
Step-by-step explanation:
Chelsea's snacks are represented as 2x.
2x means 2 · (a number)
If Chelsea brought 16 snacks and the amount of snacks represented by 2x, we have to figure out what times 2 equals 16.
In order to find out, we have to divide.
16 ÷ 8 = 2
This means 2 · 8 = 16
Since the amount of snacks Courtney brings is represented as "x", she would have brought 8 snacks.
Hope this helped! :)
25+8x=5+12x whats the answer?
Answer:
x = 5 (see below)
Step-by-step explanation:
Combine like terms by subtracting on both sides:
25 + 8x = 5 + 12x
20 = 4x
Then divide:
20 = 4x
5 = x
Move the variable to the left side of the equation:
x = 5
Which unit would you use to measure the height of a wall?
A. liters
B. cups
C. feet
D. ounces
Answer:
feet
Step-by-step explanation:
The others measure liquid or weight.
Answer:
feet
Step-by-step explanation:
Both inches and feet could be used, but inches are so small that it would take much longer to measure the wall than it should. Feet are the appropriate unit to measure a wall.
50 POINTS 50 POINTS 50 POINTS 50 POINTS i WILL GIVE 50 POINTS IF YOU ANSWER CORRECTLY. THE ANSWER IS NOT B SO DO NOT SAY IT IS PLEASE PICK THE CORRECT ANSWER
Answer:
Step-by-step explanation:
Using the Law of Sines
sin30/a=sin45/8
a=8sin30/sin45
a=8(1/2)^(1/2)
a=(64/2)^(1/2)
a=(32)^(1/2)
a=4(2)^(1/2)
so the first answer is correct
Answer:
Step-by-step explanation:
its b
a system of two linear equations must have at least one solution as long as the lines have different intercepts. True or False.
Answer:
True
Step-by-step explanation:
simplify the expression p(p^-7*q^3)^-2*q^-3
A.p/q^3
B.p^15/q^9
C.1/(p^9*q^2
D.p^14*q
Answer:
B.p^15/q^9
Step-by-step explanation:
p(p^-7•q^3)^-2•q^-3
answer: B. p^15/q^9
A pencil cost $0.19. How much money will you spend if you buy p pencils?
Multiply the cost of one pencil by the quantity of pencils (p) you buy:
Total = 0.19p
today the temperature is 0 degrees celsius . The temperature dropped 2 degrees celsius from yesterdays temperature .What was yesterday's temperature?
Answer: 32 degrees in F
Step-by-step explanation:
Answer:
2 degrees
Step-by-step explanation:
you woud add the 2 degrees droped to the current degrees and 0+2= 2 so yesterdays tempature was 2 degrees hope i helped!