Răspuns :
7 acadele...... 14 lei
x acadele...... 18 lei
x=(7×18)/14
x=18/2=9 acadele
x acadele...... 18 lei
x=(7×18)/14
x=18/2=9 acadele
[tex]7 \: acadele \: ..... \: 14 \: lei \\ x \: acadele \: ..... \: 18 \: lei[/tex]
[tex]x = \frac{7 \times 18}{14} = \frac{18}{2} = 9 \: acadele[/tex]
[tex]x = \frac{7 \times 18}{14} = \frac{18}{2} = 9 \: acadele[/tex]