52 Which two expressions are equivalent? F 9(6 + x)
9.6+9.
G X + (8.9)
(x+8).9
H 8.6:
8.x: 6
J 6.X + 3
6. (x + 3)

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Factor the following expression completely 6x^11-24x^7

The hockey team has been great! in 2008 they won 20% more games than in 2007. in 2009 they won 50% more games than in 2008. what was their overall percentage increase from 2007 through 2009?