Given:
[tex]\frac{8v+40}{8}\text{.}\frac{9v}{v+5}[/tex]
To write it as a single rational expression:
On simplification we get,
[tex]\begin{gathered} \frac{8v+40}{8}\text{.}\frac{9v}{v+5}=\frac{8(v+5)}{8}\text{.}\frac{9v}{v+5} \\ =9v \end{gathered}[/tex]
Hence, the answer is, 9v.
