Solving Two and Three Step Equations

3a + 9 + 4a = 2

• -1

• 1

• no solution

• -7

Tags

CCSS.8.EE.C.7B

Solve     -20 = -4x - 6x

• x = -2

• x = 10

• x = 2

• x = -10

Tags

CCSS.8.EE.C.7B

Solve:
3(3x - 6) = 18

• x = 4

• x = -4

• no solution

• infinite solutions

Tags

CCSS.7.EE.B.4A

⅔x - 5 =7

• x=18

• x=10

• x=8

• x=11

Tags

CCSS.7.EE.B.4A

8v - 4(v + 8) = 8

• 2

• 10

• 4

• -4 

Tags

CCSS.8.EE.C.7B

Solve

-19 = -8 (-4+a) - (2a+1)

• -1

• 14

• -5

• 5

Tags

CCSS.8.EE.C.7B

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

3x + 2(4x - 4) = 3

• 4

• 3

• 2

• 1

Tags

CCSS.8.EE.C.7B

Tags

CCSS.7.EE.B.4A

Tags

CCSS.7.EE.B.4A