Solving Equations Revision

12x = 144

• x = 12
• x = 4
• x = 2
• x = 132

3y = -15

• -5
• 5
• -3
• 3

y + 8 = 20

• 10
• 11
• 12
• 13

k - 10 = 7

• -3
• 3
• 17
• - 17

3p - 1 = 5

• 3
• 2
• 1
• 0

9 + 4q = 2q- 1

• 4

• - 4

• 5

• - 5

-4x + 1 = 21

• x=120
• x=5
• x=30
• x=-5

Which equation has x = 2 as a solution?

• 3 + x = 10
• 11 + x = 13
• 4x = 32
• 5x =25

What is the first step in solving 
3x - 2 = -5?

• Subtracting 2 from each side
• Adding 2 to each side
• Multiplying by 3 on each side
• Dividing by 3 on each side

After subtracting 5 from each side from the equation below, what equation is produced?
5 - 9w = 23

• -9w = 18
• 9w = 18
• -9w = 28
• 9w = 28