ĐKXĐ: ...
\(\left\{{}\begin{matrix}x+y-2xy=0\\2y-xy=3-2x\end{matrix}\right.\) \(\Leftrightarrow\left\{{}\begin{matrix}x+y-2xy=0\\2\left(x+y\right)-xy=3\end{matrix}\right.\)
\(\Rightarrow\left\{{}\begin{matrix}x+y=2\\xy=1\end{matrix}\right.\)
\(\Rightarrow x=y=1\)