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Math Help - Find the value of x and y satisfying the given equation:

  1. #1
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    Find the value of x and y satisfying the given equation:

    x^2 + y^2 = 4 and x/2 + y =1
    Last edited by snigdha; February 2nd 2010 at 09:14 AM. Reason: typing error!!
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  2. #2
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    Hi
    Substitute x = 2-2y into equation x+y=4
    You will find a quadratic
    Solve for y
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  3. #3
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    u know i already did that...
    & on solving for y, i got 2 values of y= 0 & 8/5
    can u tell me which value of y do i consider for finding out x??
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  4. #4
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    Quote Originally Posted by snigdha View Post
    u know i already did that...
    & on solving for y, i got 2 values of y= 0 & 8/5
    can u tell me which value of y do i consider for finding out x??
    Both of them. This problem has two solutions.
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