Answer:
C
Step-by-step explanation:
A: You can combine like terms. 2x + 3x = 5x. 2.5 + 3 = 5.5 A = 5x - 5.5
B: You can use distributive property. 5x - 5.5
C: If you use the distributive property you get 5x + 27.
D: D is 5x - 5.5
So the only one that does not equal 5x - 5.5 is C.
Hope this helps :)
