Which expressions are equal to
-6z+(-6.5)+1.5z+7y-2.5?

Select all that apply.

A. 7y+(-4.5z)-6.5

B. -9+7y+(-4.5z)

C. -4.5z+7y-9

D. -9+7y+4.5z

E. 7y-9-4.5z