The average rate of change has a relationship with slopes. In this way, we can write the slope of a line as follows:

To find the Average Rate of Change (ARC), we need to compute the following:

So:

As you can see we have a negative sign. This means that the enrollment at the college has been decreasing at a rate of 47 students per year.
Answer:
It is correct
Step-by-step explanation:
20 + 30 = 50
Answer:
74/17 = 4.35
Step-by-step explanation:
The first triangle is 74 and the second triangle is 17, so you divide 17 by 74 to get 4.35294 which rounds to 4.35