\[Дано:\ a > 6;\ \ b < - 1.\]
\[10b - 6a < - 46\]
\[+ \left| \begin{matrix} 10b < - 10 \\ - 6a < - 36 \\ \end{matrix} \right.\ \]
\[\overline{\ \ 10b - 6a < - 46}\]