One Step Equations

x + 8 = 15

• 7

• 8

• 9

• 6

x + 13 = 25

• 15

• 12

• 10

• 11

n - 4 = 12

• 12

• 10

• 8

• 16

x - 10 = 20

• 30

• 10

• 20

• 15

n - 8 = 12

• 10

• 8

• 20

• 12

What is the solution for x + 9 = 21

• 10
• 12
• 11
• 13

• x = 20
• x = 7
• x = 10
• x = 3

5.    6b = 30

• x = 36
• x = 24
• x = 180
• x = 5

Solve for x:

x + 19.46 = 245.3

• 264.76

• 12.6

• 50.7

• 225.84

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

• Add 62 to each side. 
• Subtract 62 from each side.
• Multiply each side by 62.
• Add 123 to each side.