Question

Justify each step used to simplify the expression.

3x+2y-2x+2=3x-2x+2y+2
=(3x-2x)+2y+2
=(3-2)x+2y+2
=x+2y+2
if you help me thank you!!!

Answer 1

3x+2y-2x+2=3x-2x+2y+2First collect the like terms 3x-2x-3x+2x+2y-2y=2-2x-3x+2x=0-2x+2x=0Your answer is 0