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28 October, 18:24

Use the substitution method to solve the system of equations. y=4x 8x+y=18

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  1. 28 October, 21:14
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    Step-by-step explanation:

    y = 4x

    8x + y = 18

    8x + 4x = 18

    12x = 18

    x = 18/12 = 3/2

    y = 4 (3/2) = 6

    (3/2, 6)
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