One Step Equation with Addition

How do you solve this equation?

• add 7 to both sides

• add 10 to both sides

• subtract 7 from both sides

• subtract 10 from both sides

x + 12 = 20

• x = 32

• x = -32

• x = 8

• x = -8

x + 40 = 56

• x = 16

• x = 96

• x = 15

• x = 10

What is an example of an equation?

• x+5=20

• 2x

• 8y+9y

• x+b+c

What is the variable in this equation y+12=-17?

• 12

• =

• +

• y

x+ 3=10

• 3

• 10

• 13

• 7

Use your calculator, scrap paper, or whiteboard to solve the one step equation

• 18

• 29

• 11

• 47

Use your calculator, scrap paper, or whiteboard to solve the one step equation

• 3

• 20

• 23

• 43