#### Answer

$7$

#### Work Step by Step

RECALL:
If $(a, b)$ is on the graph of $f$, then $f(a) = b$.
Thus, if $(3, 7)$ is on the graph of the function $f$, then $f(3) = 7$.
Therefore, the missing expression in the given statement is: $7$

Published by
Brooks Cole

ISBN 10:
1305115546

ISBN 13:
978-1-30511-554-5

$7$

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.