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26 August, 06:44

Solve - a+7=2a-8 Show your work.

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Answers (2)
  1. 26 August, 09:42
    0
    -a+7=2a-8

    -a+a+7=2a+a-8 add a on both sides

    7+8=3a-8+8 add 8 on both sides

    15/3=3a/3 divide 3 on both sides

    a=5 solution
  2. 26 August, 10:07
    0
    1st combine like terms

    1a = (-1)

    a = (-1) I think thats it
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