161,397 views
41 votes
41 votes
-24b+4b

Compute and Simplify.

User Doctor Parameter
by
3.0k points

2 Answers

29 votes
29 votes
-20b:
you need to add the positive common factors (4b and -24b)
User Javeed Ishaq
by
2.9k points
21 votes
21 votes
subtract 4 from the 24 making it -20b
User Jpw
by
3.2k points