Solving Equations

12x = 144

• x = 12
• x = 4
• x = 2
• x = 132

-4x + 1 = 21

• x=120
• x=5
• x=30
• x=-5

5 = 7s - 9

• 2
• 6
• 7
• 8

4a + 3 = 15

• 2
• 4
• 1
• 3

52 = -5x - 3

• x = 11
• x = -11
• x = 275
• x = -275

-30 - 5x = 120

• x = 18
• x = -18
• x = 30
• x = -30

2(u - 9) = 4

• 10
• 11
• 12
• 13

16 = - 4(y + 3)

• 7
• - 7
• 6
• - 6

What is the first step to solve this equation:

- 3x -11 = 44

• Add 3 to both sides

• Subtract 11 from both sides

• Add 11 to both sides

• Divide 3 on both sides.

Solve for b:
 3(b - 4) = -3

• b = 3
• b = -3
• b = 5
• b = -5