Răspunsuri

Cel mai inteligent răspuns!
2014-09-02T18:27:01+03:00
2a+3a=85

5a=85

a=85:5

a=17
Mersi mult. Muci-in-ceai ,cum se saluta chinezii :))
;)
2014-09-02T18:29:30+03:00