$\left\{\begin{matrix} \frac{2(x^{3}+y^{3})}{\sqrt{x^{3}y^{3}}}-\frac{3(x^{2}+y^{2})}{\sqrt{x^{2}y^{2}}}+\frac{5(x+y)}{\sqrt{xy}}-8=0 & \\ \sqrt{5x-1}+\sqrt{2-y}=\frac{5x+y}{2} & \end{matrix}\right.$
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