Quiz about One Step Equations Review

Question 1

What is the inverse operation for addition?

Accepted Answer

Subtraction

Answer

Addition

Answer

Multiplication

Answer

Division

Question 2

Solve for the variable.
x - 5 = 20

Accepted Answer

x = 25

Answer

x = -25

Answer

x = -15

Answer

x = 15

Question 3

Write an equation to represent the problem given:
After paying $5.12 for a salad, Nora has $27.10. How much money did she have before buying the salad?

Accepted Answer

n - $5.12 = $27.10

Answer

n + $5.12 = $27.10

Answer

n - $5.12 = -$27.10

Answer

$5.12 - n = $27.10

Question 4

Solve the algebraic equation for p.

p+8 = 12

Accepted Answer

4

Answer

20

Answer

1.5

Answer

96

Question 5

r + 20 = 27

Accepted Answer

r = 7

Answer

r = 47

Answer

r = 13

Answer

r = 20

Question 6

s - 22 = 50

Accepted Answer

s = 72

Answer

s = 28

Answer

s = 20

Answer

s = 75

Question 7

g - 15 = 30

Accepted Answer

g = 15(3)

Answer

g = 3(5)

Answer

g = 15

Answer

g = 7(5)

Question 8

S + 18 = 24

Accepted Answer

S = 4 + 2

Answer

S = 42

Answer

S = 32

Answer

S = 18

Question 9

Which choice models this situation? Marcus needs to sell 25 tickets to a fundraiser by Friday. So far, he has sold 9 tickets. How many tickets does he still need to sell?

Accepted Answer

t + 9 = 25

Answer

t - 9 = 25

Answer

9t = 25

Answer

t/9 = 25

Question 10

Which choice models this situation?

Lisa finished a race in 58 seconds. This was 4 seconds faster than her best practice time. What was Lindsey's best practice time?

Accepted Answer

t - 4 = 58

Answer

t + 4 = 58

Answer

4t = 58

Answer

t/4 = 58

Question 11

Which choice models this situation?

Taylor has read 125 pages in a book. The book has a total of 262 pages. How many pages does she have left to read to finish the book?

Accepted Answer

p + 125 = 262

Answer

p - 125 = 262

Answer

125p = 262

Answer

p/125 = 262

Question 12

Which choice models this situation?

Jack needed new pencils for school today. He took 6 pencils from a new box of pencils. If there are 18 pencils left in the box, how many pencils were in the brand new box?

Accepted Answer

p - 6 = 18

Answer

p + 6 = 18

Answer

6p = 18

Answer

p/6 = 18

Question 13

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation?

Accepted Answer

Subtract 7 from both sides. The solution is x = 5.

Answer

Add 7 to both sides.
The solution is x = 19.

Answer

Multiply both sides by 7 The solution is x = 84.

Question 14

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

Accepted Answer

Add 62 to each side.

Answer

Subtract 62 from each side.

Answer

Multiply each side by 62.

Answer

Add 123 to each side.

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