Find All Pairs Of Non-Negative Integers (X,Y) | Math Olympiad | (x+y)^6-30y=x

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(x+y)^6-30y=x
Find All Pairs Of Non-Negative Integers (X,Y).
Math Olympiad.
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Kudos for using the inequality. I solved it the standard way: (x + y) ^6 - 30(x + y) = -29 <=> (x + y)[(x + y)^5 - 30] = -29

danmimis