3x +2}} \right." alt="\left \{ {{12 - 5x < 8x -1} \atop {x+8 > 3x +2}} \right." align="absmiddle" class="latex-formula">
-6}} \right." alt="\left \{ {{-13x<-13} \atop {-2x>-6}} \right." align="absmiddle" class="latex-formula">
1} \atop {x<3}} \right." alt="\left \{ {{x>1} \atop {x<3}} \right." align="absmiddle" class="latex-formula">
Ответ: x ∈ (1;3)