[tex]\displaystyle\bf\\|6-5x|\geq 12\\\\\\\left[\begin{array}{ccc}6-5x\leq -12\\6-5x\geq 12\end{array}\right\\\\\\\left[\begin{array}{ccc}-5x\leq -18\\-5x\geq 6\end{array}\right\\\\\\\left[\begin{array}{ccc}x\geq 3,6\\x\leq -1,2\end{array}\right\\\\\\Otvet \ : \ x\in\Big(-\infty \ ; \ -1,2\Big] \ \cup \ \Big[3,6 \ ; \ +\infty\Big)[/tex]