$$\left. \begin{array} { l } { x ^ { 2 } + y ^ { 2 } = 5 } \\ { 2 x + 3 y = 8 } \\ { x ^ { 2 } + y ^ { 2 } = 5 } \end{array} \right.$$
$x=\frac{19}{13}\approx 1.461538462\text{, }y=\frac{22}{13}\approx 1.692307692$
$x=1\text{, }y=2$
