Question

Resolva a inequação

$\frac{2x}{5}$ - x $\geq$ 3

Answer 1

$\frac{2x}{5} -x\geq 3$

MMC

$\frac{2x-5x}{5} \geq \frac{15}{5} \\\\\\2x-5x\geq 15\\-3x\geq 15\\15\\3x\leq 15\\x\leq 5$