Proportions and Equations

Front

What is a proportion?

Back

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CCSS.7.RP.A.2B

Front

How do you solve a proportion?

Back

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CCSS.7.RP.A.2A

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What does it mean if an equation has 'no solution'?

Back

An equation has 'no solution' when there are no values that can satisfy the equation, often resulting in a contradiction.

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CCSS.8.EE.C.7A

Front

Back

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CCSS.6.EE.B.7

Front

Back

The solution is 'no solution' because the equation simplifies to a contradiction.

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CCSS.8.EE.C.7A

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Back

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CCSS.7.EE.B.4A

Front

Back

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CCSS.7.RP.A.2C

Front

What is a ratio?

Back

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the relationship between proportions and ratios?

Back

Proportions are equations that show two ratios are equal.

Tags

CCSS.7.RP.A.2A

Front

What does it mean to cross-multiply?

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Cross-multiplying involves multiplying the numerator of one ratio by the denominator of the other ratio.

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B