Răspuns :
a+b=571
a:b=5 rest 19
a= 5b+19
5b+19+b=571
6b=571-19
6b= 552
b=92
a=571-92
a=479
a:b=5 rest 19
a= 5b+19
5b+19+b=571
6b=571-19
6b= 552
b=92
a=571-92
a=479
a+b=571
a:b=5 r19
a=bx5+19
bx5+19+b=571
6xb+19=571
b=92
a+92=571
a=479