Question

Como resolver ????? preciso de ajuda 

Answer 1

$\frac{3x-1}{6} = \frac{3}{4}$

multiplica cruzado

$4(3x-1)=18$

$12x-4=18$

$12x=18+4$

$12x=22$

$x= \frac{22}{12} = \frac{11}{6}$

S={$\frac{11}{6}$}