Jawabanmu

2014-09-02T05:32:20+07:00
2x+y= 6, 3×+3y=9
2x+y=6
2×=3
2×+y=6
2.o+y=6

3×+3y=9
3×+3.0=9
3×=9
×=3
3×+3y=9
3.0+3y=9
3y=9
y=3