Răspuns :
1 nr-x
2nr-y
3nr-z
x+y+z=100
x=3y
x=1/2z,z=2x.z=2*3y,z=6y
3y+y+6y=100.10y=100,y=100/10,y=10;
x=3y,x=3*10,x=30;
z=6*10,z=60;
1 nr-x
2nr-y
3nr-z
x+y+z=100
x=3y
x=1/2z,z=2x.z=2*3y,z=6y
3y+y+6y=100.10y=100,y=100/10,y=10;
x=3y,x=3*10,x=30;
z=6*10,z=60;