Models for One Step Equations

What is the inverse of addition?

• Division

• Subtraction

• Multiplication

• Negatives

Solve for x:

x - 15 = -7

• x = 22

• x = 8

Solve for y:

9 + y = 27

• y = 18

• y = 36

What is the inverse of subtraction?

• Positives

• Division

• Multiplication

• Addition

Solve for a:

-32 + a = 49

• a = 17

• a = 71

• a = 81

• a = 49

Solve for j:

12 = j - 4.6

• j = 16.6

• j = 5.8

• j = 7.4

• Answer not Given

Solve for z:

z - 14 = 66

• z = -80

• z = 52

• z = 80

• z = -52

Solve for m:

m - 5 = -10

• m = -15

• m= 15

• m = -5

• m = 5

Solve for d:

d - 17.6 = 1.9

• d = 18.5

• d = 19.5

• d = 20.5

• d = 21.5

Solve for g:

g - 5.5 = 10.5

• g = -16

• g = -15

• g = 5

• g = 16