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where

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So

math expression

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math expression

Checking solutions:

[1] 2(4) + 3(-3) + 3 = 2 OK

[2] -(4) + 2(-3) + 3(3) = -1 OK

[3] -3(4) - 3(-3) + 3 = 0 OK

So the solution is (4, -3, 3).