Răspuns :
b= 570008-a 2a+570008-a=939892 a=369884 b=570008-369884=200124 b=200124
a=939892-570008=369884
b=570008-369884=200124
v= 369884+200124=570008
2×369884+200124=739768+200124=939892
b=570008-369884=200124
v= 369884+200124=570008
2×369884+200124=739768+200124=939892