What is the value of q so that the expression 4 (5 + n) is equivalent to 4 (n + q)

5

Step-by-step explanation:

4 (5+n) = 4 (n+q)

==>We have 4 on bith sides so it gets cancelled.

the reaming is:

5+n=n+q

again we have n on both sides so it gets cancelled as well:

q=5.