Ответ:
а) x∈(-2;2); б) x∈(-∞;2)
Пошаговое объяснение:
а)
-3} \atop {-6x>-12}} \right.\\ \\\left \{ {{x>-2} \atop {x<2}} \right." alt="\left \{ {{1,5x>-3} \atop {-6x>-12}} \right.\\ \\\left \{ {{x>-2} \atop {x<2}} \right." align="absmiddle" class="latex-formula">
x∈(-2;2)
б)
x-2}} \right. \\\left \{ {{1.5x<3} \atop {-3x>-6}} \right. \\\left \{ {{x<2} \atop {x<2}} \right." alt="\left \{ {{3x-2<1.5x+1} \atop {4-2x>x-2}} \right. \\\left \{ {{1.5x<3} \atop {-3x>-6}} \right. \\\left \{ {{x<2} \atop {x<2}} \right." align="absmiddle" class="latex-formula">
x∈(-∞;2)