Answers

2016-07-25T20:12:42+08:00
2+3x-4y+11y-6-9x=0
Combine like terms
-6x+7y-4=0
0
Thank you
3(x2y+xy2)+6(x2y2-2xy2)
3x2y+3xy2+6x2y2-12xy2 (You cannot combine these terms because the are not alike)