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    Lmyers's Avatar
    Lmyers Posts: 1, Reputation: 1
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    #1

    Feb 15, 2008, 05:53 PM
    Solving Systems By Elimination.Algebra 1
    1.
    x + 2y = 7
    3x - 2y = -3
    scheetah25's Avatar
    scheetah25 Posts: 6, Reputation: 1
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    #2

    Feb 15, 2008, 08:16 PM
    The negative 2y cancels with the positive 2y.

    New problem looks like 4x=4... after you add the x's together and find the sum of 7 and -3

    Then you solve your equation... by getting x alone... you must divide the 4 by 4.

    So, x=1


    Signed... previous Algebra teacher
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