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# question

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If $$\frac{x-y}{x+y} = \frac52,$$ find x/y

Aug 30, 2022

Removing denominators, we get $$5x+5y=2x-2y$$. Combining like terms: $$3x=-7y$$. After dividing by $$3y$$ on both sides, we see that $$\frac xy= -\frac73$$