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    Maggie08's Avatar
    Maggie08 Posts: 2, Reputation: 1
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    #1

    Jun 5, 2007, 05:44 PM
    system equations
    What is x and y in the system equation -x-3y=-4 and 3x+5y=16?
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #2

    Jun 5, 2007, 10:26 PM
    Multiply your first equation by 3, then add your equations together. You'll get an answer for y, then you can use this answer to derive x
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