Răspuns :
a+b=77
2a+4b=184
2(77-b)+4b=184
154-2b+4b=184
2b=184-154
b=30:2
b=15 sunt oi
a+15=77
a=77-15
a=62 sunt gaini
2a+4b=184
2(77-b)+4b=184
154-2b+4b=184
2b=184-154
b=30:2
b=15 sunt oi
a+15=77
a=77-15
a=62 sunt gaini