How many solutions does the following equation have? -6(x+7)=-4x-2

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How many solutions does the following equation have? -6(x+7)=-4x-2

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Ngọc Diệp 3 years 2021-08-27T19:03:40+00:00 2 Answers 6 views 0

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  1. thanhha
    0
    2021-08-27T19:05:20+00:00
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    Answer:

    one solution

    x=-20

  2. Calantha
    0
    2021-08-27T19:05:36+00:00
    Reply

    Answer:

    -20

    Step-by-step explanation:

    -6(x+7)=-4x – 2

    -6x – 42 =-4x – 2

    -6x +4x=-2+42

    -2x=40

    x=-40:2

    x=-20

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