start by writing a relation
[tex]\begin{gathered} 1hour\longrightarrow\text{ \$6} \\ \frac{7}{3}hour\longrightarrow x \end{gathered}[/tex]find x using the relationship
[tex]x=(\frac{7}{3}\text{hour)}\cdot\frac{\text{ \$6}}{1\text{hour}}[/tex][tex]x=\text{ \$14}[/tex]