Solving Equations

2x + 2 + (-1) = x + (-x) + 9

• x = 2
• x = -4
• x = 4
• x = 0

4x + (-x) + 2 + (-1) = x + 5

• x = 2
• x = -2
• x = 4
• x = 8

2(x + 1) = 10

• x = -5
• x = 5
• x = 10
• x = 2

3 (x- 1) = 9

• x = 2
• x = 8
• x = -4
• x = 4

3(x + 2) = x + 12

• x = 3
• x = -3
• x = 6
• x = 9

2x + 5 = x + 10

• x = -5
• x = 10
• x = 5
• x = 8

10x + 3x = x + 12 

• x = 1
• x = -1
• x = 5
• x = 2

2x + 3 = 23

• x = -10
• x = 10
• x = 5
• x = 2

x + 2 = 10

• x = -8
• x = 8
• x = 6
• x = 7

x + 7 = 14

• x = 7
• x = 14
• x = -7
• x = 21