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8 February, 11:34

How to solve 30 = - 1/2 (6n+4) + 5n

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  1. 8 February, 13:13
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    Step-by-step explanation:

    30 = - 1/2 (6n+4) + 5n

    Multiple each term by 2

    2 (30) = 2{ - 1/2 (6n+4) + 5n}

    60 = - 1 (6n+4) + 10n

    60 = - 6n - 4 + 10n

    Collecting like terms

    60+4 = - 6n+10

    64 = 4n

    n = 64/4

    n = 16
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