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Math Help - please help need 911 on how to find the X in this problem

  1. #1
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    please help need 911 on how to find the X in this problem

    49x^2+16y^2+160y=384 having problem sloving for x
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  2. #2
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    x can only be solved in terms of y.

    Move all terms independant of x to the right hand side, divide by 49 and take the square root.
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  3. #3
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    Is this what you are meaning 49x^2=16y^2+160y-384



    I tried it the way I sent it and it was way way wrong... please help
    Last edited by mr fantastic; September 17th 2009 at 04:38 AM. Reason: Merged posts
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  4. #4
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    These are the steps

     49x^2+16y^2+160y=384

     49x^2=-16y^2-160y+384

     x^2=\frac{-16y^2-160y+384}{49}

     x=\sqrt{\frac{-16y^2-160y+384}{49}}
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