|2+3х| меньше 4,7; -8《х+3《8 запишите в виде двойного неравенства

|2+3х|<4,7 -4,7<2+3х<4,7 -4,7-2<2+3х-2<4,7-2 -6,7<3x<2,7 [latex]- \frac{67}{10} :3\ \textless \ x\ \textless \ \frac{27}{10} :3 [/latex] [latex]- \frac{67}{10} * \frac{1}{3} \ \textless \ x\ \textless \ \frac{27}{10} : \frac{1}{3}[/latex] [latex]- \frac{67}{30} \textless \ x\ \textless \ \frac{27}{30} :[/latex] |2+3х|≤8 -8≤2+3х≤8 -10≤3x≤6 [latex]- \frac{10}{3} \leq x \leq 2[/latex] [latex]-3\frac{1}{3} \leq x \leq 2[/latex] |2+3х|≤х+3 [latex] \left \{ {2+3x \leq x+3} \atop {2x+3 \geq -(x+3)}} \right. [/latex] [latex] \left \{ {3x-x \leq 3-2} \atop {2x+3 \geq -x-3}} \right. [/latex] [latex] \left \{ {2x \leq 1} \atop {2x+x \geq -3-3}} \right. [/latex] [latex] \left \{ {x \leq 1/2} \atop {x \geq -2}} \right. [/latex] x∈[-2;1/2]