SOLUTION: Given the proportions x+y/y = r/s and x-y/x+y = s/y , what can you conclude?

Question 940484: Given the proportions x+y/y = r/s and x-y/x+y = s/y , what can you conclude?
Answer by josgarithmetic(39627) (Show Source): You can put this solution on YOUR website!
x+y/y = r/s and x-y/x+y = s/y
?
?

and
and
and

You can equate as which has a factor of y on both sides.

The question seems open-ended, and another conclusion could also be possible.
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