Solving Variables on Both Sides

Solve: 4k + 39 = 7k + 6

• k = 11

• k = 3

• k = -3

• k = -11

Solve: 14y + 5 = 8y - 1

• y = 1

• y = -1

Solve: 46 - 8p = 19 + p

• p = -3

• p = 7

• p = 3

• p = 9

Solve: 8b + 10 = 3b + 25

• b = -3

• b = 5

• b = 7

• b = 3

Mathematical Equivalence

ON

Solve the equation for the variable

• no solution

• 0

• 6x

• 6

Tags

CCSS.8.EE.C.7A

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B

Solve the equation for the variable

• 4

• -10

• 1

• -1

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