👤

modu de calcul la(c-104+2)x5+3=98

Răspuns :

5c-520+10+3=98
5c=98+520-10-3
c=605:5
c=121
(c-104+2)×5=98-3=95
c-104+2=95:5=19
c-104=19-2=17
c=17+104=121