Question

Aflati 3 numere daca. suma lor este 988 ,suma primelor doua este 566 si suma ultimelor doua este 775

Answer 1

a+b+c=988
a+b=566⇒a=566-b
b+c=775⇒c=775-b
566-b+b+775-b=988
1341-b=988
-b=988-1341
-b=-353⇒b=353
a+b=566⇒a=566-353⇒a=213
b+c=775⇒c=775-353⇒c=422