Solve Equations Addition and Subtraction

Solve the equation: s - 33 = 89

• s = 134

• s = 145

• s = 122

• s = 213

Tags

CCSS.6.EE.B.7

Which equation represents the question?
John is 12 years old. This is 4 years older than his brother Mike. How old is Mike?

• m + 4 = 12

• m - 12 = 4

• 12 + m = 4

• 12 - m = 4

Tags

CCSS.HSA.CED.A.3

What is the inverse of addition?

• Multiplication

• Subtraction

• Addition

• Division

Tags

CCSS.HSA.REI.A.1

r + 20 = 27

• r = 7

• r = 47

• r = 13

• r = 20

Tags

CCSS.6.EE.B.7

a + 18 = 24

• S = 2

• S = 42

• S = 18

• S = 6

Tags

CCSS.1.OA.D.8

17 = x + 3

• x = 20

• x = 14

• x = 13

• x = 19

Tags

CCSS.6.EE.B.7

g - 15 = 30

• g = 35

• g = 45

• g = 15

• g = 12

Tags

CCSS.6.EE.B.7

x + 12 = 20

• x = 32

• x = 15

• x = 8

• x = 30

Tags

CCSS.6.EE.B.7

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

Tags

CCSS.6.EE.B.7

Choose the two equations that have m=5 as a solution.

• m-1=4

• m+4=20

• m-3+8

• 22+m=25

• 12=m+7