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9 March, 09:07

Solve for x: 2x + 5 = - 7

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Answers (2)
  1. 9 March, 10:08
    0
    2x + 5 = - 7

    2x = - 5 - 7

    2x = - 12

    x = - 6

    2 (-6) + 5 = - 7

    -12 + 5 = - 7

    -7 = - 7 True
  2. 9 March, 10:23
    0
    2x+5 = - 7

    2 x - 6 + 5 = - 7

    -12 + 5=-7

    -7 = - 7

    x=-6
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