Question

Afla numerele a,b si c stiind ca a+b+c=6736,a+b=4150,iarb+c=4351

Answer 1

4351-4150=201. b=201
6736-4150=… c
6736-4351=… a

Answer 2

rel.1  a+b+c=6736
rel.2      a+b=4150
rel.3      b+c=4351
inlocuim 2 in 1⇒4150+c=6736 c=6736-4150⇒c=2586
inlocuim 3 in 1⇒a+4351=6736 a=6736-4351⇒a=2385
2385+b=4150⇒b=4150-2385⇒b=1765
verificare: 2385+1765+2586=6736