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24 April, 14:54

Find the value of y when x equals 20 - 2x+4y=-4

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  1. 24 April, 16:05
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    Answer = y = 9

    Simplify both sides of the equation

    4y-40=-4

    add 40 to both sides

    4y - 40 + 40=-4 + 40

    4y = 36

    divide both sides by 4

    4y/4 = 36/4

    36/4 = y=9
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