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March 26, 2017

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6-2(3x-3) =-18
6-6x-6=-18
12x=-6=18=24
12x=24
x=2
check this problem is it right.

  • math 116 - ,

    no
    6-2(3x-3) =-18
    6-6x+6=-18
    -6 x + 12 = -18
    -6 x = - 30
    x = 5

    check
    6 - 2(15-3) = -18???
    6 - 24 = -18
    -18 = -18 yes, check

  • math 116 - ,

    6-2(3x-3) =-18
    6-6x-6=-18
    12x=-6=18=24
    12x=24
    x=2

    Your first step is incorrect. When you multiply two negatives, the answer is a positive.
    6 - 6x + 6 = -18

    I don't know where you got 12x.

    6-2(3x-3) =-18
    6 - 6x + 6 = -18
    12 + 18 = 6x
    5 = x


    Check it out by substituting 5 for x in your original problem.

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