Răspuns :
x+y=100
y+z=97
z=148-100
z=48 in al treilea autocar
y=97-48
y=49 in al doilea autocar
x=100-49
x=51 in primul autocar
y+z=97
z=148-100
z=48 in al treilea autocar
y=97-48
y=49 in al doilea autocar
x=100-49
x=51 in primul autocar
x+y=100
y+z=97
z=148-100=>z=48 in al treilea autocar
y=97-48
=>y=49 in al doilea autocar
x=100-49=>x=51 in primul autocar
y+z=97
z=148-100=>z=48 in al treilea autocar
y=97-48
=>y=49 in al doilea autocar
x=100-49=>x=51 in primul autocar