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27 May, 19:20

2 (9n-1) + 7 (n+6) = - 60 yahoo

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  1. 27 May, 19:23
    0
    Distribute: 18n-2+7n+42=-60

    Add like Terms: 25n+40=-60

    Subtract 40: 25n=-20

    Divide by 25: n=-20/25

    Simplify: n=4/5 OR 0.8
  2. 27 May, 19:36
    0
    18n+-2+7n+42=-60

    18n+7n

    is

    25n

    25n+40=-60

    subtract 40

    25n=-20

    n=-20/25 simplifies to n=-4/5
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