Adding Linear Expressions

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What is a linear expression?

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A linear expression is an algebraic expression in which each term is either a constant or the product of a constant and a single variable raised to the first power.

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CCSS.6.EE.A.2C

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What does it mean to add linear expressions?

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Adding linear expressions involves combining like terms to simplify the expression into a single linear expression.

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CCSS.7.EE.A.1

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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. For example, 3x and 5x are like terms.

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CCSS.6.EE.A.2B

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How do you combine like terms?

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To combine like terms, add or subtract their coefficients while keeping the variable part the same. For example, 3x + 5x = 8x.

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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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CCSS.7.EE.A.1

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CCSS.7.EE.A.1

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What is the first step in adding linear expressions?

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The first step is to identify and group like terms.

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CCSS.7.EE.A.1