Solving Equations: First Steps (1)

1. x + 5 = 12

• Add 5 to both sides

• Subtract 5 from both sides

• Multiply both sides by 5

• Divide both sides by 12

2. x - 3 = 4

• Subtract 3 from both sides

• Add 3 to both sides

• Multiply both sides by 3

• Divide both sides by 4

4x = 20

• Add 4 to both sides

• Divide both sides by 4

• Subtract 4 from both sides

• Multiply both sides by 4

4. x / 3 = 7

• Add 3 to both sides

• Multiply both sides by 3

• Divide both sides by 3

• Subtract 3 from both sides

5. x + 8 = 15

• Subtract 8 from both sides

• Divide both sides by 15

• Multiply both sides by 8

• Add 8 to both sides

6. x - 6 = 0

• Add 6 to both sides

• Subtract 6 from both sides

• Multiply both sides by 6

• Divide both sides by 6

7. 6x = 36

• Subtract 6 from both sides

• Divide both sides by 36

• Divide both sides by 6

• Add 6 to both sides

8. x / 4 = 9

• Multiply both sides by 4

• Divide both sides by 4

• Add 4 to both sides

• Subtract 4 from both sides

9. x + 10 = 14

• Add 10 to both sides

• Subtract 10 from both sides

• Divide both sides by 14

• Multiply both sides by 10

10. x - 5 = 11

• Add 5 to both sides

• Subtract 5 from both sides

• Multiply both sides by 5

• Divide both sides by 5