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Mathematics 7 Online
OpenStudy (anonymous):

if y(3x-4)/x(4x+y)=5/12,find x^2+y^2 /(x+y)^2

OpenStudy (abb0t):

is the period there supposed to be a dot, like take the dot product?

OpenStudy (dumbcow):

http://www.wolframalpha.com/input/?i=y%283x-4%29%2F%28x%284x%2By%29%29%3D5%2F12 there are multiple solutions easiest is x=3 , y=4

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