Question

2(1-X) mai mic decat 3(X+2)+1
aflati pe X
rapid dau coroana

Answer 1

$2(1 - x) < 3(x + 2) + 1$

$2 - 2x < 3x + 6 + 1$

$- 2x - 3x < 6 + 1 - 2$

$- 5x < 5 \: | \div ( - 5)$

$x > -1$

$x \: \in \: (-1, + \infty )$