Răspunsuri

2014-06-13T13:41:57+03:00
3(3x-2y)=2(4x+y)

9x-6y=8x+2y

9x-8x= -2y-6y

x= -8y

x/y= -8
2014-06-13T13:46:28+03:00


3x-2y/4x+y=2/3

3(3x-2y)=2(4x+y)

9x-6y=8x+2y

9x-8x=2y+6y

x=8y

x/y=1/8