Modeling Variables on Both Sides

• -x - 4 = 2x + 2

• -x - 2 = 2x - 4

• -x + 2 = 2x - 4

Write the equation for the model.

• 2x - 2 = -x - 8

• -x - 2x = 2x - 8x

• -x - 2 = 2x - 8

Tags

CCSS.HSA.CED.A.3

Write the equation for the model.

• 3x + 1 = -x + 5

• -x + 1 = 3x + 5

• -x + x = 3x + 5x

Tags

CCSS.HSA.CED.A.3

Write the equation for the model.

• -x + 2 = 2x - 1

• -x + 2x = 2x - x

• 2x + 2 = -x - 1

Write the equation for the model.

• 2x - 2 = -x + 7

• 2x + 2 = x + 7

• 2x + 7 = -x - 2

Tags

CCSS.HSA.CED.A.3

Write the equation for the model.

• 3n - 6 = -n + 4

• 3n + 4 = -n - 6

• 3n + 4n = -n - 6n

Tags

CCSS.HSA.CED.A.3

Solve the equation for the variable

• 5

• 10

• 12

• 17

Solve the equation for the variable

Solve the equation for the variable

• 4

• -10

• 1

• -1

What is the correct equation for the picture modeled above?

• 5x+5=15

• 5+5=15

• 5x+5x=15x

• -5x-5=-15

Tags

CCSS.HSA.CED.A.3