va rog ajutatima rapid dau 15 puncte

101
4 rest 2
2
x+y+z=101
x:y=4 rest 2 =>x=4y+2
y:z=2 =>y=2z
4y+2+y+y/2=101
10y+y+4=202
11y=198
y=18
z=9
x=74