X + y = 52x - y = 7

A.$\left\{\begin{array}{l}x+\sqrt{y}=5\\ 2x-\sqrt{y}=7\end{array}\right.$B.$\left\{\begin{array}{l}\frac{3}{x}+y=5\\ \frac{2}{x}-2y=-2\end{array}\right.$ C.$\left\{\begin{array}{l}\left|x\right|+y=3\\ 2\left|x\right|-y=6\end{array}\right.$D.$\left\{\begin{array}{l}\frac{3}{x}+\frac{1}{y}=2\\ \frac{1}{x}+\frac{1}{y}=1\end{array}\right.$ E.$\left\{\begin{array}{l}\frac{1}{x}+\frac{1}{y}=2\\ \frac{3}{x}-\frac{1}{y}=2\end{array}\right.$
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