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find all pairs of integers (x,y) that satisfy the equation xy-2x+7y=49

 Jun 18, 2022
 #1
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The solutions are (-42,1), (-2,9), (0,7), and (28,3).

 Jun 18, 2022
 #2
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How did you decide that? By what formula?

mihaylec  Jun 22, 2022

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