SOLVE: 3(x + 2) = -9 (step by step) + 15 points

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SOLVE: 3(x + 2) = -9 (step by step) + 15 points

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Xavia 7 months 2021-08-02T15:29:08+00:00 2 Answers 5 views 0

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  1. phucdien
    0
    2021-08-02T15:30:58+00:00
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    -Divide both sides by 3
    -Move constant to the right-hand side and change its sign
    -Subtract
    your answer should be x= -5

  2. bonexptip
    0
    2021-08-02T15:31:02+00:00
    Reply

    Answer:

    -5

    Step-by-step explanation:

    3(x + 2) = -9

    3x + 6 = -9

    3x – 6 = – 6

    3x = -15

    3 ÷ -15 = -5

    x = -5

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