Jawabanmu

2014-09-10T20:56:51+07:00
4x 2+x+x 2+2
= 4x + x + x + 2 + 2 + 2
= 6x + 6

maaf kalo salah:-)

2014-09-10T20:57:20+07:00
4 x <- kali?

4x+2+x+x+2+2=
4x+x+x+2+2+2=
6x+6