Răspuns :
a+b+c=319
a=c=273
c=2b
273+b=319,b=319-273,b=46
c=2b=2x46,c=92
a+c=273,a+92=273,a=273-92,a=181
181+46+92=319
319=319
a=c=273
c=2b
273+b=319,b=319-273,b=46
c=2b=2x46,c=92
a+c=273,a+92=273,a=273-92,a=181
181+46+92=319
319=319
a+b+c=319
a+c=273
c=2b
(a+b+c)-(a+c)=319-273
b=46
c=2b→c=2*46→c=92
(a+c)-c=a
273-92=181→a=181
181+92+46=319proba
a+c=273
c=2b
(a+b+c)-(a+c)=319-273
b=46
c=2b→c=2*46→c=92
(a+c)-c=a
273-92=181→a=181
181+92+46=319proba