Equation Hangars

If the purple heart = 2, what does the red quadrilateral have to equal to make the hanger balanced?

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Which equation matches the tape diagram?

Which equation matches the tape diagram?

Summarize how you solve the equation below.

50 = 12 + x

• Subtract 12 from both sides of the equation. (take 12 from the 12 +x side and take 12 away from 50)

• Subtract 12 from the right side of the equation. (just take 12 away from the 12 + x side)

• Subtract 50 from both sides of the equation. (take 50 away from the 12 +x side and 50 away from 50)

• Combine 50 and 12

Select all equations that match this tape diagram.

Select all equations that match this tape diagram.

Select all equations that match this balanced hanger.

Select all equations that match this balanced hanger.

Select all equations that match this balanced hanger.

What is the variable in this expression? 3x=21

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• x

• 21