One-Step Equations Review

Which equation best describes the situation below?

Twice a number is 24.

• 2n = 24

• 2/n = 24

• 2 + n = 24

• 2 - n = 24

Solve for x in the following equation:

x ÷ 6 = 42

• x = 7

• x = 252

• x = 48

• x = 36

Solve for y in the following equation:

y - 33 = 147

• y = 114

• y = 177

• y = 180

• Answer not Given

• 13

• 36

• -36

What equation matches this situation? Robyn had some video games then bought 4 more. Now she has a total of 10 games.

• v - 4 = 10

• v + 4 = 10

• 10 - 4 = v

• Answer not Given

• -4

• -9

• 9

• 4

Solve for the variable.
x - 5 = 20

• x = -25

• x = -15

• x = 15

• x = 25

Solve the word problem.
After paying $5.12 for a salad, Nora has $27.10. How much money did she have before buying the salad?
Use the equation:
n−5.12=27.10

• $32.22

• $22.02

• $21.98

Solve the algebraic equation for p.

p+8 = 12

• 4

• 20

• 1.5

• 96

r + 20 = 27

• r = 7

• r = 47

• r = 13

• r = 20