Răspuns :
(a+b)/2=11 =>a+b=22
a:b=2 rest 4 =>a=2b+4
2b+4+b=22
3b=18 =>b=6 si a=16
a:b=2 rest 4 =>a=2b+4
2b+4+b=22
3b=18 =>b=6 si a=16
(a+b):2=11
=>a+b=22
a:b=2 reste 4
a=2b+4
2b+4+b=22
3b+4=22
3b=18
b=6
a=12+4=16
Proba : (16+6):2=11 √
16:6=2 rest 4 √
=>a+b=22
a:b=2 reste 4
a=2b+4
2b+4+b=22
3b+4=22
3b=18
b=6
a=12+4=16
Proba : (16+6):2=11 √
16:6=2 rest 4 √