Question

Quais são os resultados Naturais da inequação 2x - 18 > 4x - 38

Answer 1

$2x-18\ \textgreater \ 4x-38\\\\ 2x-4x\ \textgreater \ -38+18\\\\ -2x\ \textgreater \ -20\\\\ 2x\ \textless \ 20\\\\ x\ \textless \ \frac{20}{2}\\\\ x\ \textless \ 10$