\[\left\{ \begin{matrix} 7x - 3y = 1 \\ 5y - 8x = 2 \\ \end{matrix} \right.\ \]
\[\left\{ \begin{matrix} 3y = 7x - 1 \\ 5y = 8x + 2 \\ \end{matrix} \right.\ \]
\[\left\{ \begin{matrix} y = \frac{7x}{3} - \frac{1}{3} \\ y = \frac{8x}{5} + \frac{2}{5} \\ \end{matrix} \right.\ \]
\[Ответ:(1;2).\]