O rezolvare va rog la ex (c-104+2)×5+3=98

Răspuns :

(c-104+2)×5+3=98

(c-104+2)×5=98-3

(c-104+2)×5=95

c-104+2=95:5

c-104+2=19

c-104=19-2

c-104=17

c=104+17

c=123