Question

Resolva o sistema de inequações no conjunto dos reais.
3x-1 ≤ 8 .
−2 x + 3 < 6

Answer 1

$3x-1~\le~8\\\\3x~\le~8+1\\\\x~\le~\frac{9}{3}\\\\\boxed{x~\le~3}\\\\\\\\-2x+3~<~6\\\\-2x~< ~6-3\\\\-2x~<~3\\\\2x~>~-3\\\\\boxed{x~>~-\frac{3}{2}}$