Respuesta :

Answer:

n =22

Step-by-step explanation:

12-5=7

15-5=10

20-5=15

n-5=17

collect like terms

n=17+5

n=22

Answer:

Looking at the rule we can see that our x value is always 5 more than our y value.  So to get our n we just take the y value of 17 and add 5 and we get 22.  So our n is equal to 22.