Which expressions are equivalent to -6z+(-3.5)+2.5z + 7y -4.5?
Select all that apply.
A. 7y+(-3.5z)-3.5
B. -8+7y +(-3.5z)
C. 7y-8-3.5z
D. -8+7y +3.5z
E. -3.5z+7y-8