Staa Solving Equations

Please solve this equation Melanie and Julian have 50 dinosaurs in total. Julian has 21 dinosaurs. How many dinosaurs does Melanie have?

• g = 29

• g = 71

• g = 1050

• None of these match my answer

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CCSS.HSA.CED.A.1

Select all equations that match this tape diagram.

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CCSS.HSA.CED.A.3

Select all equations that match this tape diagram.

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CCSS.HSA.CED.A.3

What equation is represented in this tape diagram?

• x+3=9

• 9x=3

• 3x=9

• 9+3=x

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CCSS.HSA.CED.A.3

Which equation is represented in this tape diagram?

• x+5=35

• 35x=5

• 5x=35

• 35-x=x

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CCSS.HSA.CED.A.3

Select all equations that match this tape diagram.

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CCSS.HSA.CED.A.3

Select all equations that match this balanced hanger.

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CCSS.HSA.CED.A.3

Select all equations that match this balanced hanger.

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CCSS.HSA.CED.A.3

Select all equations that match this balanced hanger.

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CCSS.HSA.CED.A.3

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

• 3

• x

• 21

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CCSS.6.EE.A.2B