Question

терміново!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 1

$\displaystyle\bf\\-1\leq 2x+6 < 10\\\\-1-6\leq 2x+6-6 < 10-6\\\\-7\leq 2x < 4\\\\-7:2\leq 2x:2 < 4:2\\\\-3,5\leq x < 2\\\\Otvet \ : \ -3 \ ; \ -2 \ ; \ -1 \ ; 0 \ ; \ 1$