\[\left\{ \begin{matrix} 4x - 5y = 17 \\ 6x + 5y = 13 \\ \end{matrix} \right.\ \ ( + )\]
\[10x = 20\]
\[x = 2.\]
\[5y = 13 - 6x = 13 - 12 = 1;\]
\[y = \frac{1}{5} = 0,2.\]
\[Ответ:(2;0,2).\]