Question 205541
aw-5b-bw+5a
.
Factor by "grouping".  Start by rearranging the terms:
aw-bw+5a-5b
Group:
(aw-bw)+(5a-5b)
Factor each group:
w(a-b)+5(a-b)
Factor out (a-b):
(a-b)(w+5)