Chapter 3

x - 5 = 3

• x = 8

• x = -2

• x = 2

• x = -1

-7 + z = -12

• z = 7

• z = -5

• z = -6

• z = -10

45=9y

• y = 54

• y = 1/6

• y = 4

• y = 5

6 = 3x + 12

• x = 6

• x = -2

• x = 2

• x = 4

8 = 3x + 5x

• x = 1

• x = -1

• x = -8

• x = 8

9n + 29 -5n + 29 = 2

• n = -13

• n = 13

• n = 14

• n = -14

-5 + x = 12

• x = 2

• x = 17

• x = 7

• x = -17

5x - 2x = 18

• x = 6

• x = 4

• x = 9

• x = - 6