Răspuns :
g+t=84=>g=84-t
2*g+5*t=300
2*(84-t)+5t=300
168-2t+5t=309
3t=309-168=141
t=141%3
t=47
g=84-57
g=27
2*g+5*t=300
2*(84-t)+5t=300
168-2t+5t=309
3t=309-168=141
t=141%3
t=47
g=84-57
g=27