8.EE.7 Checkpoint 1.4

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Subtract 5 from both sides to isolate the term with x.

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x = 1

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Distribute -4 to both terms in the parentheses.

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v = 10

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Substitute 7 for x and see if both sides are equal.

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No, 7 is not a solution.

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Distribute 2 and -3 to the terms inside the parentheses.

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r = 3

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Distribute -3 to the terms inside the parentheses.

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x = 4