9514 1404 393
Answer:
yes, 4
Explanation:
We assume your sequence is supposed to be ...
-7, -3, 1, 5
First differences are ...
-3 -(-7) = 4
1 -(-3) = 4
5 -1 = 4
These differences are constant, so we can conclude the sequence is an arithmetic sequence, and the common difference is 4.