Solving Two Step Equations Using Models

Look at the model and answer the question. DRAW THIS MODEL ON YOUR PAPER TO SOLVE

• 4

• 7

• 10

• 1

The equation for the model is 3x - 5 = 7. What is the value of x? DRAW THIS MODEL ON YOUR PAPER TO SOLVE

• x = 6

• x = 4

• x = 7

• x = 12

DRAW THIS MODEL ON YOUR PAPER TO SOLVE

• A

• B

• C

• D

• F

• G

• H

• J

What equation is modeled?
black (negative)
grey (positive)

• 5x = 1
• 3x - 2 =1
• 3 - 2 = 1
• x - 1 = 1

What equation is being represented by the model.
yellow (positive)

• 2x - 4 = -10
• 2x + 4 = 10
• x + 4 = 10
• x - 4 = -10

Use the model to solve DRAW THIS MODEL ON YOUR PAPER TO SOLVE

• 1

• -1

• 2

• -2

Write the equation for the model.

• 3x+6=-9
• -3x-6=9
• 3x+6=9
• 3x-6=-9

χχχ

χχχ + = - - - - - - - - - - -

-χ

-χ

DRAW THIS MODEL ON YOUR PAPER TO SOLVE

• 2

• 3

• 5

• 4

Write the equation for the model.

• 10=2-x
• -10=-x+2
• -10=x-2
• -10=x+2