0 \wedge 20-x>0\\ 2x>-2 \wedge -x>-20\\ x>-1 \wedge x<20\\\\ 2x+2\geq20-x\\ 3x\geq18\\ x\geq6\\\\ x\geq 6 \wedge x>-1 \wedge <20\\ x\in\langle 6,20) " alt="\\\log_{0.6}(2x+2)\leq\log_{0.6}(20-x)\\ 2x+2>0 \wedge 20-x>0\\ 2x>-2 \wedge -x>-20\\ x>-1 \wedge x<20\\\\ 2x+2\geq20-x\\ 3x\geq18\\ x\geq6\\\\ x\geq 6 \wedge x>-1 \wedge <20\\ x\in\langle 6,20) " align="absmiddle" class="latex-formula">