Respuesta :

The sum would be 31/7, or 4.428571428571429 in decimal form.

Answer:

[tex]\frac{31}{7}[/tex]

Explanation:

[tex]\frac{18}{7} + \frac{13}{7}[/tex]

[tex]\frac{18 + 13}{7}[/tex]

[tex]\frac{31}{7}[/tex]