Question

даю 30 баллов

2(3x+7)-8(x+3)≤ 0

Answer 1

$2(3x+7)-8(x+3) leq 0 \ 6x+14-8x-24 leq 0 \ -2x-10 leq 0 \ 2x+10 geq 0\ 2x geq -10 \ x geq -5 \ x in [-5;+infty)$