Question

{4х-21<3+х,
{5х-8>1+2х

Пожалуйста срочно
срочно срочно

Answer 1

$\left \{ {{4x-21\ \textless \ 3+x} \atop {5x-8\ \textgreater \ 1+2x}} \right. \\ \left \{ {{3x\ \textless \ 24} \atop {3x\ \textgreater \ 9}} \right. \\ \left \{ {{x\ \textless \ 8} \atop {x\ \textgreater \ 3}} \right. \\ x\in(3;8)$