Răspunsuri

2014-11-19T09:55:40+02:00
2014-11-19T09:56:05+02:00
A+(a+2)+(a+4)+(a+6)=164
4a+12=164
4a=164-12
4a=152
a=152:4
a=38

38,40,42,44 numerele cautate