Respuesta :

[tex]\frac{4}{3}x-\frac{1}{3}=9[/tex][tex]\begin{gathered} \frac{4}{3}x=9+\frac{1}{3} \\ \frac{4}{3}x=\frac{27+1}{3} \\ \frac{4}{3}x=\frac{28}{3} \\ \text{cross multily} \\ 12x=84 \\ x=\frac{84}{12} \\ x=7 \end{gathered}[/tex]