Question

-2(x+3)=-2(x+1)-4

Answer 1

-2(x+3)=-2(x+1)-4
-2(x+3)=-2(x+1)-2(2)
-2(x+3)=-2(x+1-2)
-2(x+3)=-2(x-1)
x+3=x-1 => 3=-1

Answer 2

I like proving not expanding when it comes to this type of questions.