Question

resolva as inequações em R:

2x-4x+5>0

Answer 1

.
$2x-4x+5>0 \\ 2x-4x>-5 \\ -2x>-5 \\ 2x<5 \\ \\ x< \frac{5}{2}$

Answer 2

Olá Sany !

$2x - 4x + 5 > 0 \\ 2x - 4x > - 5 \\ - 2x > - 5 \\ 2x < 5 \\ x < \frac{5}{2} \\ x < 2,5$

Tenha bons estudos !