Combining Like Terms with Rational Numbers

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Define 'Combining Like Terms'.

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Combining like terms is the process of simplifying an expression by adding or subtracting terms that have the same variable raised to the same power.

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CCSS.7.EE.A.1

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What are like terms?

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CCSS.6.EE.A.2B

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What is the first step in combining like terms?

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The first step is to identify the like terms in the expression.

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CCSS.7.EE.A.1

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CCSS.7.EE.A.1

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Back

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CCSS.7.EE.A.1

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CCSS.7.EE.A.1

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CCSS.7.EE.A.1

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CCSS.7.EE.A.1

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What is the significance of coefficients in like terms?

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Coefficients are the numerical factors in front of the variables. When combining like terms, you add or subtract the coefficients while keeping the variable part the same.

Tags

CCSS.7.EE.A.1

Front

Explain how to combine terms with rational coefficients.

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To combine terms with rational coefficients, convert the coefficients to a common denominator if necessary, then add or subtract them as you would with whole numbers.

Tags

CCSS.7.EE.A.1