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17 March, 05:53

1+r/9=0 this is a 2 step equation how do you solve it?

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Answers (2)
  1. 17 March, 06:10
    0
    1 + r = 0

    9 1

    1 + r = 0

    - 1 - 1

    r = - 1
  2. 17 March, 09:51
    0
    So solve for r

    try to isolate the placeholder

    1+r/9=0

    subtract 1 from both sides

    r/9=-1

    multiply both sides by 9 to clear fraction (because r/9 times 9/1=r/1 times 9/9=r)

    r=-9

    tada
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