Jawabanmu

2014-08-06T16:41:19+07:00
2014-08-06T16:42:10+07:00
2(x-3y+xy)-2xy+3x
= 2x-6y+2xy-2xy+3x
= 5x - 6y

semoga membantu. jika ada kesalahan tlg dikoreksi..