1081(5;6) помогите пожалуйста

$1) |2+3x|\ \textless \ 7 \left \{ {{-2-3x\ \textless \ 7}\atop {2+3x\ \textless \ 7}} = \left \{ {{-3x\ \textless \ 9}\atop {3x\ \textless \ 5}} = \left \{ {{x\ \textgreater \ -3}\atop {x\ \textless \ 1 \frac{2}{3} }} |2-5x| \leq 8 \left \{ {{2-5x \leq 8} \atop {-2+5x| \leq 8}} \right. = \left \{ {{-5x \leq 6} \atop {5x \leq 10}} \right. = \left \{ {{x \geq 1 \frac{1}{5} } \atop {x \leq 2}} \right.$