Question

Решите неравенство
2(9-х)<5
Срочно!!!

Answer 1

$2(9-x) \ \textless \ 5,$
$9 - x \ \textless \ \frac{5}{2},$
$-x \ \textless \ 2,5 - 9,$
$x \ \textgreater \ 9 - 2,5,$
$x \ \textgreater \ 6,5.$
Ответ: 6,5