Originally posted by AmberLee


Doesn't adding +2y to both sides of:
x-2y=4 give you

x=4+2y and not 3y=4 ????

Oops, never mind, the conversation continued as I was staring at the problem...
yea but were trying to get y, not 3y, so you get rid of 3, since its multiplication, you divide it to get rid of it

3y=4
/3 /3 and the answer is y=4/3