Solve Equations with Variables on Both Sides

9+2a=-3-4a

• a = -2

• a = 2

• a = 5

• a = -1

is 7 a solution to the equation
3x+8-x=5x-4

• yes

• no

• maybe

Tags

CCSS.6.EE.B.5

2+14a=-8+9a

• a = 2

• a = -2

• a = ⁶⁄₅

• a = 1

-8-5a=12-9a

• a = 5

• a = 1

• a = -2

• a = -1

Mathematical Equivalence

OFF

Tags

CCSS.7.EE.B.4A

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B

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 (right side)

/2x (left side)

-2x (left side)

-2x (right side)

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B

Solve the equation for the variable

• 5

• 10

• 12

• 17

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B