Solving Two-Step Equations Find the Error

Solve   -3x + 5 = -16

• 9

• 8

• -7

• 7

Tags

CCSS.7.EE.B.4A

Solve  9 + 3x = 10

• 2/3

• 1/3

• -1/3

• 4

Tags

CCSS.7.EE.B.4A

Solve: x + 3x - 2x = 12

• 2

• 6

• -2

• -6

Tags

CCSS.8.EE.C.7B

2x + 3(5x - 7) = 47

• x = 1

• x = 2

• x = 3

• x = 4

Tags

CCSS.8.EE.C.7B

Write an equation.
A number is doubled, then 9 is added. The result is 23.

• 2x + 9 = 23

• 2x - 9 = 23

• 2x + 9x = 23
  2x + 9x =23

• 9 - 2x = 23

Tags

CCSS.HSA.CED.A.3

8v - 4(v + 8) = 8

• 2

• 10

• 4

• -4 

Tags

CCSS.8.EE.C.7B

-8(-8x - 6) = -6x - 22

• 2/5

• -1

• 8/7 

• 2

Tags

CCSS.8.EE.C.7B

-(n - 8) = -2

• 6

• 10

• -10

• -6

Tags

CCSS.7.EE.B.4A

What operation would you perform first and then second when solving for m in the following equation?

10 + 7m = 17

• subtract 10, divide by 7

• divide by 7, subtract 10

• multiply by 7, add 10

• add 10, multiply by 7

Tags

CCSS.HSA.REI.A.1

What is the first step to solve this equation? 2x + 3(5x - 7) = 47

• Add 7 to both sides

• Combine 2x and 5x

• Distribute the 3 to 5x and - 7

• Subtract 2x from 5x

Tags

CCSS.8.EE.C.7B