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31 August, 10:51

Find the solution of this system of equations 2x-4y=32

2x-8y=48

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  1. 31 August, 11:20
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    2x - 4y = 32

    2x - 8y = 48

    2x - 2x - 4x - (-8y) = 32 - 48

    4x = - 16

    x = - 16 : 4

    x = - 4

    substitute your value of x into any of the original equations

    2 (-4) - 4y = 32

    -8 - 4y = 32

    -4y = 32 + 8

    -4y = 40

    y = 40 : - 4

    y = - 10
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