Posted by Lana on Monday, July 5, 2010 at 5:25pm.
3x+3=3 3x=0 x=0
this is not possible because 3x and 3 are not like terms. in order to add you must have like terms. :)
3x+3=3 3x=0 x=0/3 x=0
3x+3=3 3x=3-3 3x=0 x=0/3 .'.x=0