Răspuns :
a+b+c=885;
a+b=475;
b+c=762
⇒c=[a+b+c]-[a+b]
⇒c=885-475
⇒c=410;
⇒b=[b+c]-c
⇒b=762-410
⇒b=352;
⇒a=[a+b]-b
⇒a=475-352
⇒a=123;
a+b=475;
b+c=762
⇒c=[a+b+c]-[a+b]
⇒c=885-475
⇒c=410;
⇒b=[b+c]-c
⇒b=762-410
⇒b=352;
⇒a=[a+b]-b
⇒a=475-352
⇒a=123;