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Homework Help: Simple algebra problem

  1. Feb 18, 2010 #1

    x2 = 0.25

    find x and y

    it's part of a massive physics question, and i'll post the whole thing and my workings so far if it turns out that this maths question is impossible.
  2. jcsd
  3. Feb 18, 2010 #2


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    You have two equations in two unknowns, so in theory there is a solution.

    I suggest using the first equation to express y in x (i.e. rewrite x+y=60 to y=60-x), then plug that into the second one and solve the resulting quadratic equation for x.
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