(I am confused someone please help ) Distribute and Combine like terms to simplify -2(x-7)+5(3x+6)-3(5x+10)​

Question

(I am confused someone please help )
Distribute and Combine like terms to simplify
-2(x-7)+5(3x+6)-3(5x+10)​

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Euphemia 4 years 2021-09-03T18:49:44+00:00 1 Answers 20 views 0

Answers ( )

  1. hongcuc2
    0
    2021-09-03T18:51:21+00:00
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    Answer:

    2x±44

    Step-by-step explanation:

    -2[x-7]=-2x±14 because negative ×negative=positive

    ±5[3x±6]=15x±30

    -3[5x±10]=-15x±30

    2x±14±15x-15x±30

    2x±15x-15x=2x

    14±30=44

    2x±44=2x±44

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