0} \atop {x+1>0}} \right. \\ \left \{ {{2x<4} \atop {x>-1}} \right. \\ \left \{ {{x<2} \atop {x>-1}} \right. " alt=" \left \{ {{4-2x>0} \atop {x+1>0}} \right. \\ \left \{ {{2x<4} \atop {x>-1}} \right. \\ \left \{ {{x<2} \atop {x>-1}} \right. " align="absmiddle" class="latex-formula">
-1