For this case we must find the value of n of the following equation:

Taking common factor "n" from the left side of the equation we have:

Multiplying by 5 on both sides of the equation:

Dividing between 6 on both sides of the equation:

Thus, the value of n is 20.
Answer:

Answer: 5.75 miles per hour
Step-by-step explanation:
I think it should also be 16 but I’m not pretty sure so hopefully you get it right !