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posted by JULIE Tuesday, October 11, 2011 at 10:01pm.

THE SIDE OF A RIGHT-ANGLED TRIANGLE ARE 3XCM,3X-1CM AND 4X PLUS 1CM ,THE LAST SIDE BEING THE HYPOTHENUS FIND X.

solve: (3x)^2 + (3x-1)^2 = (4x+1)^2

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