Answer:
1. 2(x - 5) = 2(x - 5) has infinitely many solutions
2. 5(x + 4) = 5(x-6) has no solution
3. 5(x + 4) = 3(x-6) has one solution
4. 4(x - 2) = 4(x + 2) has no solution
5. x + 2(x - 5) = 3(x - 2) - 4 has infinitely many solutions
Step-by-step explanation:
I did the assignment and I got it correct edge2020
1. 2(x-5)= 2(x-5) = Infinitely many solutions.
2. 5(x+4) = 5(x-6) = No solution
3. 5(x+4) = 3(x-6) = One solution
4. 4(x-2) = 4(x+2) = No solution
5. x+2(x-5) = 3(x-2) - 4 = Infinitely many solution
What is an expression?
Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Now,
The given equations is;
1. 2(x-5) = 2(x-5)
2x-10 = 2x-10
0=0
Hence, This equation has infinitely many solution
2. 5(x+4) = 5(x-6)
5x+20 = 5x-30
20 ≠ (-30)
Thus, This equation has no solution
3. 5(x+4) = 3(x-6)
5x+20 = 3x -18
5x-3x = -20-18
2x = -38
x=-19
Thus ,this equation has one solution
4. 4(x-2) = 4(x+2)
4x-8 = 4x+8
-8 = 8
Thus, this equation has no solution
5- x+2(x-5) = 3(x-2) -4
x+2x-10 = 3x-6-4
3x-10 = 3x-10
0=0
Thus, this equation has infinitely many solution
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Need help now please
Answer:
f(13)=105
f(4)=58
f(6)=-5
f(7)=26
Step-by-step explanation:
Good luck
F(-5) if f(x) = |x +1|
Answer:
4
Step-by-step explanation:
f(5)= |-5+1|
f(5)= |-4|
those vertical lines means always positive (absolute value)
f(5) = 4
6. In the expression shown prepresents a rational number. 4 p What value of p makes the expression equal a number less than 4?
Answer:
4 - p
Step-by-step explanation:
hope this helped :)
Help!! Select the graph that represents the solution set of the system of inequalities
The first graph represents the solution set
Alan ran twice as many miles on Tuesday as he did on Monday and five more miles on Wednesday than he did on Monday. Write and evaluate an expression to find the total number of miles he ran if he ran 5 miles on Monday
Answer:
The answer is 25
Step-by-step explanation:
If he ran 5 on Monday, twice that is 10, and 10+5 is 15. Also, 5+5 is 10, and 15+10 is 25.
Identify all of the roots of the function f(x) = x^3 - 5x^2-2x+24
The roots are -2, 3 and 4.
What are roots?A solution to an equation, usually expressed as a number or an algebraic formula.
Given:
x³-5x²-2x+24
As, x+2 divides the x³-5x²-2x+24 gives quotient x²−7x+12.
Now,
x²−7x+12.
=x²− 4x -3 x+12.
=x(x-4) - 3(x-4)
=(x-4)(x-3)
Hence, the roots are -2, 3 and 4.
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Translate 2(5+t)=8 into verbal phrase
2(5+t)=8
Step-by-step explanation:
2×5+2t=8
10+2t=8
collect like terms
10-8=2t
2 =2t
divide both sides by 2
2 = 2t
2/2 =2t/2
1 = t
t = 1
What is the slope of y = -2x and what does this mean?
Answer:
-2 is the slope
Step-by-step explanation:
Answer:
The slope is -2.
The slope represents the rate of change an object moves in either increasing, decreasing or constant rate.
Change the following number written in scientific
notation to standard notation.
2.3 · 10-5
Answer:
230000.
Step-by-step explanation:
Honon spent 3 1/4 hours on homework yesterday while Sequoia spent 2 5/6 hours on homework. How much more time did Honon spend on jomeworm than sequoia
Answer:10/24 = 5/12
Step-by-step explanation:
of 100 children 3 quarters have pets 40 kids have a dog and 18 have a cat how many kids have other kinds of pets
Answer:
17 kids have other kinds of pets
I need an answer as fast as possible I’ll give you brainlist and I know I’m stupid!
Answer:
a shows that it is a factor
A) 45=5x9
because a factor is something you use to multiply to get the answer.
hope this helps!! <3
I NEED HELP ASAP!!!!!!
(2x + 29) + 91 = 180.
This is because they add to form a straight line which is 180 degrees, in other words the angles are supplementary.
2x + 29 = 89 (Subtract 91 from each side)
2x = 60 (Subtract 29 from each side)
x = 30 (Divide 2 from each side)
x = 30
The answer is B
HELP ASAP!! The choices are..
-slope
- Y intercept
- X coordinate
- Y coordinate
PLEASE ANSWER QUICK!!!What are the slope and the y-intercept of the linear function that is represented by the table?
X
-3
0
3
Y
18
12
6
0
a.The slope is -2, and the y-intercept is 6.
b.The slope is -2, and the y-intercept is 12.
c.The slope is 2, and the y-intercept is 6.
d.The slope is 2, and the y-intercept is 12.
Answer:
b
Step-by-step explanation:
the y intercept is at 12 and it slopes down
Answer:
B. the slope is -2, and the y-intercept is 12.
Step-by-step explanation:
i cant really explain stuff that well but basically you have to find the slope. you have to subtract 18-12 and you would get 6. then subtract -3-0 and that would be -3.
you then have to divide 6 (-3) and you would get -2. i never knew how to get 12 tho- sorry lol
help, please............!!
Answer:
Simplified or Evaluated Expression:
-52u + 16
Step-by-step explanation:
Answer:
-52u+16
Step-by-step explanation:
What is the square root of -16
-8i
-4i
4i
8i
Pls explain tooo
3(n+5)≥3n+8. help, please
Answer:
so you distrubute the 3 into the parenthesis and you then get 3n+15 is greater than or equal to 3n+8 then you subtract the 3n from the right side from the 3n on the left side and you are left with 15 is greater than or equal to 8
Step-by-step explanation:
Answer:
2 years late but its all reall numbers, good luck!
Container A and container B have leaks. Container A has 600 ml of water, and is leaking 5 ml per minute. Container B has 750 ml, and is leaking 7 ml per minute. How many minutes, x, will it take for the two containers to have the same amount of water?
Answer:
si papi
Step-by-step explanation:
Samir begins riding his bike at a rate of 6 miles per hour. Twelve minutes later, Chris leaves from the same point and bikes along the same route at 9 miles per hour. How long after Chris begins riding does he catch up to Samir? 4 min 12 min 24 min 40 min
Answer:
The correct option is C) 24 min.
Step-by-step explanation:
It is given that:
Speed of Samir riding his bike = 6mph
Speed of Chris riding his bike = 9 mph
Let the time taken by Chris be x min. Then the time was taken by Samir be x+12
We know that the formula for the distance is
Where d is the distance, t is the time and r is the rate.
According to the question:
[tex]9x=6(x+12)\\9x=6x+72\\9x-6x=72\\3x=72\\x=24[/tex]
Hence, after 24 minutes Chris will catch up to Samir.
Therefore the correct option is C) 24 min.
Answer:C
Step-by-step explanation: edge 2020
WILL DO A BRIANLY! The system inequalities is partially graphed. The only missing portion is the shading. Which area labeled in the diagram should be shaded to represent the solution?
A) A
B) B
C) C
D) D
Answer:
C
Step-by-step explanation:
The Diagonal line is y < = 2, and the horizontal line is y < = x. Since both signs are less than signs, you shade below each line, which would be area c.
square root of -100= _+_
Answer:
The answer i belevie should be 10i
Step-by-step explanation:
Simplify the radical by breaking the radicand up into a product of known factors, assuming positive real numbers.
I hope this helps
Answer:
-10i
Step-by-step explanation:
PLZ HELP WILL GIVE BRAINLIEST TO CORRECT ANSWER!!!!
Which of the following is equivalent to the expression below?
3 5/4 (mixed number faction)
Answer:
4 1/4
Step-by-step explanation:
3 5/4 as a mixed number =
4 1/4
Answer:
3 5/4 could become an improper fraction which would be 17/4.
Step-by-step explanation:
Round $19.623 to the nearest cent.
Answer:
do wu round it to 6 or 2 ?
Step-by-step explanation:
Hey everyone I need help with this. Will mark brainliest as soon as two people answer my question right
Answer:
I think it's (3,1)
9 × ⅓ = 3
3 × ⅓ = 1
Utiliza la información del siguiente diagrama para determinar la altura del asta de
la bandera.
1 m
2 m
4 m
¿Cuál es la altura en metros del asta de la bandera en el diagrama
de arriba?
Question on a picture
Answer:
c = 0
Step-by-step explanation:
Step 1: Write equation
15 - 5(4c - 7) = 50
Step 2: Solve for c
Distribute -5: 15 - 20c + 35 = 50Combine like terms: -20c + 50 = 50Subtract 50 on both sides: -20c = 0Divide both sides by -20: c = 0Step 3: Check
Plug in c to verify it's a solution.
15 - 5(4(0) - 7) = 50
15 - 5(-7) = 50
15 + 35 = 50
50 = 50
A parallelogram has vertices A(-2,1), B(3,2), C(4,6), D(-1,5). At what point do the diagonals intersect? PLZZ HELPPPP
A. (1,3 1/2)
B. (2,3 1/2)
C. (2, 4 1/2)
D. (1 1/2,4)
Answer:
I believe the A goes with the B the B goes with D that al I know soryy
PLS HELP WILL GIVE BRAINLIEST
Answer:
1.) 2/3
2.)2 3/17
3.) 16/27
4.)8
5.)1/2
6.)3 3/32
7.) 20/31
8.)1/7 0r 0.142857
Step-by-step explanation:
Working together ,Ann and Jane painted a total of 480 square feet in 3 hours they each painted the same num of sq feet what is the average rate that ann and Jane each painted in square feet per hour
The average rate that Ann and Jane each painted is 80 square feet per hour.
What is rate of change?A rate of change is a rate that describes how one quantity changes in relation to another quantity.
Now it is given that,
Total area painted by Ann and Jane = 480 square feet
Time taken in painting 480 square feet = 3 hours
Now let x and y be the amount painted by Ann and Jane.
Since,they each painted the same number of sq feet
⇒ x = y
Therefore, Total area painted = x + y = 2x
or, 2x = 480 square feet
⇒ x = 240 square feet
So, the same num of sq feet painted by both is 240 sq feet each
Now average rate = num of sq feet painted by each/time taken
⇒ average rate = 240/3 square feet per hour
or, average rate = 80 square feet per hour
Thus, The average rate that Ann and Jane each painted is 80 square feet per hour.
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