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6 August, 23:13

3x + 7 = - x-1

4x=-8

x=-2

+4
Answers (1)
  1. 6 August, 23:42
    0
    3x + 7 = - x - 1

    1=1

    4x = - 8

    -8 = - 8

    Step-by-step explanation:

    3x + 7 = - x - 1

    3 (-2) + 7 = - (-2) - 1

    -6+7=2-1

    1=1

    4x = - 8

    4 (-2) = -8

    -8 = - 8
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