Question

All of the following are equivalent except _____.

-5(x - 1)
-5x + 5
5 - 5x
(5 - 5)x

Please explain how you got your answer, thanks

Answer 1

(5-5)x

when you distribute the x here it becomes 5x-5x which is 0 this is the only problem that equals 0

Answer 2

(5 - 5)x because it equals -5x+5x which is 0

all the others equal -5x +5