1NA Solving Equations

Solve

x + 12 = 20

• x = 32

• x = -32

• x = 8

• x = -8

Solve

x + 7 = 28

• x = 35

• x = 4

• x = 196

• x = 21

Solve

x - 23 = 17

• -6

• 6

• 40

• -40

Solve

2x + 5 = 12

• x = 7

• x = 3

• x = 3.5

• x = 8.5

Solve 3x + 6 = 21

• x = 9

• x = 5

• x = 15

• x = 27

Solve 7x - 9 = 33

• x = 24/7

• x = 42

• x = 24

• x = 6

Solve

3x - 5 = -26

• x = -21

• x = 21

• x = -7

• x = 61

Solve

3k + 5 = 23

• k = 4

• k = 5

• k = 6

• k = 7

Solve

3m + 7 = -8

• m = 5

• m = -5

• m = -12

• m = -18

Solve

4m + 5 = 3m + 9

• m = 2

• m = 4

• m = 7

• m = 14