173k views
5 votes
Which expression is equivalent to -a+6-9a+10−a+6−9a+10?

1 Answer

3 votes

Explanation:

  • -a+6-9a+10−a+6−9a+10
  • -a-9a-a-9a+6+10+6+10
  • -20a-32
  • -4(5a+8)
User YuQing Zhang
by
3.7k points