#### Answer

9

#### Work Step by Step

We are asked to find $(f∘g)(7)$. We know that $(f∘g)(x)=f(g(x))$.
Therefore, $(f∘g)(2)=f(g(7))$.
From the second table, we see that $g(7)=6$. From the first table, we see that $f(6)=9$.
Therefore, $f(g(7))=f(6)=9$.