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Mathematics, 21.04.2021 14:00 natasniebow

(x + 2)(y + 3) = xy + 25
(x - 1)(y +1) = (x -2)(y + 7)

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(x + 2)(y + 3) = xy + 25
(x - 1)(y +1) = (x -2)(y + 7)...

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