Răspuns :
A+B+C=379
A=C
A+B=263
C+B+C=379
C+263-A+C=379
C+263-C+C=379
C=379-263
C=116
A=C
A=116
C=116
116+B+116=379
B=379-232
B=147
A=C
A+B=263
C+B+C=379
C+263-A+C=379
C+263-C+C=379
C=379-263
C=116
A=C
A=116
C=116
116+B+116=379
B=379-232
B=147
a + b + c = 379
a = c
a + b = 263
263 + c = 379
c = 379 - 263
c = 116
a = 116
b = 263 - 116
b = 147
a = c
a + b = 263
263 + c = 379
c = 379 - 263
c = 116
a = 116
b = 263 - 116
b = 147