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24 September, 18:11

X+31=2 (x+21) solve for x

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Answers (2)
  1. 24 September, 18:22
    0
    x+31=2 (x+21)

    distribute

    x+31 = 2x+42

    subtract x from each side

    31 = x+42

    subtract 42 from each side

    -11 = x
  2. 24 September, 19:21
    0
    Answer: x=-11

    Step-by-step explanation:

    x+31=2 (x+21),

    x+31=2x+42

    x+31-31=2x+42-31

    x=2x+11

    x-2x=2x+11-2x

    -x=11

    x=-11
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