\[\left\{ \begin{matrix} 7x - 4y = 2\ \ \ \ \\ 5x + 11y = 43 \\ \end{matrix} \right.\ \]
\[y = \frac{7x - 2}{4}\]
\[5x + 11\left( \frac{7x - 2}{4} \right) = 43\ \ \ \ | \cdot 4\]
\[20x + 77x - 22 = 172\]
\[97x = 194\]
\[x = 2.\]
\[y = \frac{14 - 2}{4} = 3.\]
\[Ответ:(2;3).\]