Combining Like Terms and Simplifying Expressions

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What does it mean to combine like terms in an expression?

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Combining like terms means to simplify 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 is the distributive property?

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The distributive property states that a(b + c) = ab + ac, meaning you can distribute a factor across a sum.

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CCSS.6.EE.A.3

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CCSS.6.EE.A.3

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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.6.EE.A.3

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What are like terms?

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Like terms are terms that have the same variable raised to the same power, such as 2x and 3x.

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CCSS.6.EE.A.2B

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What is the first step in simplifying an expression?

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The first step is to identify and combine like terms.

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CCSS.7.EE.A.1

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CCSS.7.EE.A.1