Respuesta :

Creati
14) 11, 6

11 - 6 = 5

11 + 6 = 17

Answer: 5 < x < 17

15) 7, 5

7 - 5 = 2

7 + 5 = 12

Answer: 2 
< x < 12

16) 5, 6 

6 - 5 = 1

6 + 5 = 11

Answer: 1 
< x < 11

Hope this helps :)