Question

sase carti de acelasi fel cost in total 24 de lei.trei dintre aceste carti costa in total...lei

Answer 1

6 carti....................24 lei
3 carti....................x lei
$x= \frac{3*24}{6} = \frac{72}{6}=72:6=12$ lei

Answer 2

Notez cu a o carte.
a·6=24
a·3=?
a·6=24| :2
a·3=12

Daca ai inteles, PLS!!! Be my friend! :)