Math 7 Unit 2 Quiz 2

Solve  9 + 3x = 10

• 2/3
• 1/3
• -1/3
• 4

4x + 7 = 23

• x = 16
• x = 4
• x = 9
• x = 12

Solve your answer will be apositive

• t = 20

• t = -20

• t = -40

• t = 40

Solve

• 5
• -6
• 6
• 21

Simplify.

x + 40 + x - 19

• -2x - 21

• 21

• -2x + 21

• 2x + 21

Use the model to to write the equation and SOLVE

• 1

• -1

• 2

• -2

What is the solution to the equation 3/4a = 9?

• 12

• 6

• 9

• 36

3y-2=-29

• y=9

• y=-9

• y=11

• y=-19

• x = 30
  

• x = 18
  

• x = -6
  

• x = 12
  

• 32

• 28

• -28

• 0