$$\left. \begin{array} { l } { + 4 x y ^ { 2 } - 2 x y ^ { 2 } + 6 y = 0 } \right.$$
$\left\{\begin{matrix}x=-\frac{3}{y}\text{, }&y\neq 0\\x\in \mathrm{C}\text{, }&y=0\end{matrix}\right.$
$\left\{\begin{matrix}x=-\frac{3}{y}\text{, }&y\neq 0\\x\in \mathrm{R}\text{, }&y=0\end{matrix}\right.$
