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    cheryl1269's Avatar
    cheryl1269 Posts: 1, Reputation: 1
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    #1

    Jan 14, 2009, 05:51 PM
    elimination and substitution math
    how do I do this problem?
    4x-3y=12
    x+2y=14
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Jan 14, 2009, 07:42 PM
    Solve the bottom equation for x and sub into the top one. The top one will be entirely in terms of y. Solve away.;)
    juhi2011's Avatar
    juhi2011 Posts: 91, Reputation: 4
    Junior Member
    		  
    #3

    Jan 18, 2009, 10:46 PM

    from any one equation find the value of x keep this value of x in other equation which will give you a quadtric equation in y . Solve for y and again for x.
    bella06's Avatar
    bella06 Posts: 2, Reputation: 1
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    #4

    Feb 26, 2010, 07:49 AM
    b=2-3a
    5a-3b=14
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #5

    Feb 27, 2010, 07:47 AM

    bella06, post your own thread please.
    kwiss123's Avatar
    kwiss123 Posts: 1, Reputation: 1
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    #6

    Oct 25, 2010, 01:42 PM
    3x+8y=15
    5x+10y+25
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #7

    Oct 25, 2010, 10:36 PM

    Since nobody seems to read the previous posts before posting...

    THREAD CLOSED
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