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Solve (x)/(a) + (y)/(b) = 1 and a(x - a)...

Solve `(x)/(a) + (y)/(b) = 1` and `a(x - a)- b(y + b) = 2a^(2) + b^(2)`.

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The correct Answer is:
x = 3a, y = -2b
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