. Решите неравенство методом интервалов 6x+18/7x≤0

6x+18/7x≤0 6(x+3)/7x ≤ 0 [latex] \left \{ {{6(x+3) \leq 0} \atop {7x\ \textgreater \ 0}} \right. [/latex] [latex] \left \{ {{6(x+3) \geq 0} \atop {7x\ \textless \ 0}} \right. [/latex] [latex] \left \{ {{ x \leq -3} \atop {x\ \textgreater \ 0}} \right. [/latex] [latex] \left \{ {{x \geq -3} \atop {x\ \textless \ 0}} \right. [/latex] x∈Ф x∈[-3;0)