Răspunsuri

2014-10-02T16:59:10+03:00
3y-2x+10z=y+y+y-x-x+2z+8z=y+y+35+8z-x-x=y+y+8z+35+x-x-x-x=
8+35-x-x+y+8z-x=43-3x+y+8z=43-3x+y+2z+6z=43-3x+6z+35=78-3x
+6z=78-3(8-y)+6(35-y/2)=78-24+3y+(210-6y)/2=(156-48+6y+210-6y)/2=
=318/2=159
1 5 1