\[\left\{ \begin{matrix}
4x - 7 > 6x - 1 \\
5x + 3 < 8x - 3 \\
\end{matrix} \right.\ \text{\ \ \ \ \ \ \ \ \ \ \ }\]
\[\left\{ \begin{matrix}
- 2x > 6\ \ \ \\
- 3x < - 6 \\
\end{matrix} \right.\ \text{\ \ \ \ \ \ \ \ }\]
\[\left\{ \begin{matrix}
x < - 3 \\
x > 2\ \ \ \\
\end{matrix} \right.\ \]

\[Ответ:нет\ решений.\]