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30 September, 23:52

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution. SHOW ALL WORK!

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  1. 1 October, 02:55
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    3x - 18 = 2y

    5x - 6y = 14

    5x - 3 * (2y) = 14

    5x - 3 * (3x - 18) = 14

    5x - 9x + 54 = 14

    -4x = - 40

    x = 10

    3*10 - 18 = 2y

    30 - 18 = 2y

    12 = 2y

    y = 6
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