Răspuns :
(a+b):2 =18/x 2 a+b=36 a=2b+3 2b+3+b=36 3b+3=36/-3 3b=33/:3 b=11 a+11=36/-11 a=25 V:25:11=2 rest 3
Fie a si b-cele 2 numere.
[tex] M_{a}= \frac{a+b}{2} =18=\ \textgreater \ a+b=18*2=36[/tex]
a+b=36
a:b=2 (rest 3)=>a=2b+3
2b+3+b=36
3b=36-3
3b=33
b=33:3
b=11=>a=2*11+3=25
Numerele sunt:a=25 si b=11.
[tex] M_{a}= \frac{a+b}{2} =18=\ \textgreater \ a+b=18*2=36[/tex]
a+b=36
a:b=2 (rest 3)=>a=2b+3
2b+3+b=36
3b=36-3
3b=33
b=33:3
b=11=>a=2*11+3=25
Numerele sunt:a=25 si b=11.