Question

x/6+x-1/2<2 Me ajudem pfv :)

Answer 1

veja...

$\frac{x}{6} +x- \frac{1}{2}\ \textless \ 2 \\ \\ mmc(2,6)=6 \\ \\ x+6x-3\ \textless \ 12 \\ \\ 7x\ \textless \ 12+3 \\ \\ 7x\ \textless \ 15 \\ \\ x\ \textless \ \frac{15}{7} \\ \\ S=\{x\in R/x\ \textless \ \frac{15}{7}\}$