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Posted by on Sunday, August 14, 2011 at 10:49pm.

2x+11y=9
4x-8y=0

how do I solve this system of equations?

  • Math - , Monday, August 15, 2011 at 11:52am

    Multiply first equation by two.

    4x + 22y = 9
    4x - 8y = 0

    Subtract second equation from first.

    30y = 9

    y = 9/30 = 3/10 = .3

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