One Step Equations Addition and Subtraction

Solve the equation
c - 21 = 45

• 66

• 62

• 24

• none of the above

Solve the equation: y + 13 = 24

• y = 12

• y = 10

• y = 11

• y = 14

Solve the equation: z + 19 = 35

• z = 13

• z = 14

• z = 15

• z = 16

Solve the equation: r - 12 = 30

• r = 42

• r = 33

• r = 44

• r = 45

Solve the equation: s - 33 = 89

• s = 134

• s = 145

• s = 122

• s = 213

What step should you do first to solve this equation?

y + 3 = 19

• Add 19 on both side of the equation

• Subtract 3 on both sides of the equation.

• Add 3 on both sides of the equation.

• Subtract 3 on only the left side of the equation.

What step should you do first to solve this equation?

• Add 23 on both sides of the equation.

• Subtract 9 on both sides of the equation.

• Add 9 on both sides of the equation.

• Subtract b on both sides of the equation.

What is the inverse of addition?

• Multiplication

• Subtraction

• Addition

• Division

What is the inverse of subtraction?

• Addition

• Subtraction

• Multiplication

• Division

x + 3 = 11

• x=8

• x=14

• x=3

• x=33