3[4x – 2(x –6)] + 6 = 0 solve for x

Question

3[4x – 2(x –6)] + 6 = 0
solve for x

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Ngọc Hoa 5 years 2021-08-16T01:26:02+00:00 2 Answers 11 views 0

Answers ( )

  1. Edana
    0
    2021-08-16T01:27:23+00:00
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    Answer:

    x = -7

    Step-by-step explanation:

    1) simplify

    6x + 42 = 0

    2) subtract 42 from both sides

    6x = -42

    3) divide both sides by 6

    x = -7

  2. yenoanh
    0
    2021-08-16T01:27:36+00:00
    Reply

    3[4x – 2(x –6)] + 6 = 0
    3[4x-2x+12]+6=0
    3[2x+12]+6=0
    6x+36+6=0
    6x+42=0
    -42=-42
    6x=-42
    — —
    6 6
    x=-7

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