Question

Hello I hope you are doing well . i have a question lease could you answer it with the explication thanks:

this is the question

Answer 1

c, d, e

for c
if you subtract 4x from each side you cancel out the Xs

for d if you add 4x to each side you cancel out the Xs

for e if you distribute you get 4x - 2 and it is the same reason as c