Setting Up One Step Equations Using Addition or Subtraction

What is the correct step to solve for the variable?
15 = m - 5

• add 15 to both sides

• add 5 to both sides

• subtract 15 from both sides

• subtract 5 from both sides

x + 12 = 20

• x = 32

• x = 15

• x = 8

• x = 30

Solve the following equation and check your solution:

8 = c - 4

Solve the following equation and check your solution:

x - 11 = 9

Solve the following equation and check your solution:

86 + y = -99

Solve the following equation and check your solution:

72 = 24 + w

Solve the following equation and check your solution:

6 + y = -8

Solve the following equation and check your solution:

2 = z - 14

Solve the following equation and check your solution:

d - 10 = -8

Solve the following equation and check your solution:

12 = g - 56