$$\left. \begin{array} { l } { + 2 y ^ { 2 } } } \\ { - 8 x + 5 y + 10 = 0 } \end{array} \right.$$
$x=\frac{5\left(y+2\right)}{8}\text{, }y=-\frac{\sqrt{2z}}{2}\text{, }z\in \mathrm{C}$
$x=\frac{5\left(y+2\right)}{8}\text{, }y=\frac{\sqrt{2z}}{2}\text{, }z\in \mathrm{C}$
$x=\frac{5\left(y+2\right)}{8}\text{, }y=\frac{\sqrt{2z}}{2}\text{, }z\geq 0$
$x=\frac{5\left(y+2\right)}{8}\text{, }y=-\frac{\sqrt{2z}}{2}\text{, }z\geq 0$
