Question

Are the expressions 5(x+2)-7 and 5x-5 equivalent

Answer 1

No

Explanation:

5x-5 is not equivalent to 5(x+2)-7 because when you multiply out the 5 in 5(x+2)-7 you get 5x+10-7, which simplifies to 5x+3.

5x-5 ≠ 5x+3