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$2x^2y+2x=5y^5\\ 2xy^2+2x+2y=7y^3 $

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poosaki

poosaki

    Binh nhì

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$\begin{Bmatrix} 2x^2y+2x=5y^5\\ 2xy^2+2x+2y=7y^3 & & \end{Bmatrix}$







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