Equations with Variables on Both Sides and Special Solutions

Solve for b: 7b - 5 = 2(6b - 5)

• b = 1

• b = 2

• b = 5

• b = -5

Solve for x: 6x - 3 = 3x + 6

• x = 1

• x = 3

• x = -3

• x = 6

Solve for y: -5y - 7 = -10y + 8

• y = 5

• y = 1

• y = -1

• y = 3

Three times a number decreased by 4 is 1 more than half the number. What is the number?

• 5

• -3

• 2

• 3

Tags

CCSS.8.EE.C.7B

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B

-119=1-6(3n-4)

• 11

• 8

• 14

• 9

Tags

CCSS.8.EE.C.7B

Describe what was done in each solving step!

• Combine Like Terms

• Step 3

• Distribute

• Step 1

• Subtract 4x from both sides

• Step 2

3x + 10 + 2x = 2 (x + 8)

5x + 10 = 2x + 16

What is the next step? Drag the correct part under the equation. Be sure to put the one labeled left on the left.

d

a

-2x (left side)

/2x (right side)

-2x (right side)

/2x (left side)

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B