Respuesta :

9514 1404 393

Answer:

  yes, 4

Step-by-step 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.