Răspuns :
a + b + c = 2010
a + b = 1513
b + c = 1336
c = 2010 - 1513
c = 497
b = 1336 - 497
b = 839
a = 1513 - 839
a = 674
a + b = 1513
b + c = 1336
c = 2010 - 1513
c = 497
b = 1336 - 497
b = 839
a = 1513 - 839
a = 674
a+b+c=2010
a+b=1513
b+c=1336
=>c=2010-1513=497
=>a=2010-1336=674
=>b=2010-497-674=839
a+b=1513
b+c=1336
=>c=2010-1513=497
=>a=2010-1336=674
=>b=2010-497-674=839