Tricky Intersection problem

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#66

From: Daniel Ludwin
Date: Sun, 03 Jan 1999 00:00

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What are the four solutions to the two equations x^2-xy+y^2=7 and
x-xy+y=-1   ?

I know that two of them are (2,3) and (3,2), but I can't get the other
two. I do not need the answer so much as how to get it. Please e-mail
solution to ao460@hwcn.org as well as posting it. Thanx

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From: ao460@freenet.hamilton.on.ca (Daniel Ludwin)
Subject: Tricky Intersection problem
Date: 1999/01/03
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