\[\boxed{\text{998\ (998).\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[6y = 5x - 3\ \]
\[y = \frac{5x - 3}{6}\text{\ \ }\]
\[y = \frac{5}{6}x - \frac{1}{2}\]
\[при\ x = 3:\ \ \]
\[y = \frac{15 - 3}{6}\ \]
\[y = 2 \Longrightarrow \ \ (3;2)\]
\[Ответ:1\ пара;\ \ \ (3;2).\]