Solving Equations

Solve:
3x + 7 = -8

• 5
• -5
• -12
• -18

Tags

CCSS.7.EE.B.4A

Solve:
-8 + 5x - 2 = 20

• 6
• -6
• 2
• -2

Tags

CCSS.7.EE.B.4A

Solve:
3(x - 2) = 18

• 6.7
• 4
• 8
• -4

Tags

CCSS.7.EE.B.4A

Solve:
6(5x - 3) + 2 = 14

• 2
• .5
• -1
• 1

Tags

CCSS.7.EE.B.4A

Solve:
7x + 19 = -2x + 55

• 4
• 14.8
• 8.2
• -4

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

Solve:
2(2x + 3) = -6(x + 9)

• 1.2
• 6
• -6
• 7.5

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

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.

Tags

CCSS.7.EE.B.4A

The steps in solving 5b - 6 = 24 are: 

• Add 6 to both sides and divide both sides by 5
• Add 6 to both sides and multiply both sides by 5
• Subtract 6 from both sides then multiply both sides by 5
• Subtract 6 from both sides then divide both sides by 5

Tags

CCSS.7.EE.B.4A

• 2
• 4
• 6
• 8

Tags

CCSS.7.EE.B.4A

Using the "opposite operation" to "undo" and isolate the variable when solving an equation is more commonly called...

• Inverse operations
• math
• variable
• PEMDAS

Tags

CCSS.6.EE.B.7