Simplify by combining like terms. -3r – 2r – 6 – 1 – 7r+ 9r

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Simplify by combining like terms.
-3r – 2r – 6 – 1 – 7r+ 9r

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bonexptip 1 year 2021-09-03T19:25:10+00:00 1 Answers 5 views 0

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    2021-09-03T19:26:59+00:00

    Answer:−3r−7

    Step-by-step explanation:

    I got it of the web.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )