Решите неравенство: |7x+8|<=2.

Ответ:

\[|7x + 8| \leq 2\]

\[- 2 \leq 7x + 8 \leq 2\]

\[- 10 \leq 7x \leq - 6\]

\[- \frac{10}{7} \leq x \leq - \frac{6}{7}\]

\[Ответ:\left\lbrack - 1\frac{3}{7};\ - \frac{6}{7} \right\rbrack.\]