The difference of the areas of two squares is 315 square feet. Each side of the larger square is six times the length of a side of the smaller square. Find the length of a side of each square.

Question

anonymous · Answer

let x be the larger square. The sides are 6y.
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|      | 6y 
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That is x=6y
We know x^2 - y^2 = 315

anonymous · Answer

You have two equations and 2 unknowns. 
The answer is pretty. Let me know if you need help with the algebra!

anonymous · Answer

x^2 - 315 = (x/6)^2 and so on.

anonymous · Answer

Did you get it?