Answer:

Step-by-step explanation:
You plug in the points in this equation 
So
= 
Answer:
It's the second option
Step-by-step explanation:
When inputting each of those numbers given in the question into the equation, you get the numbers in the second option.
I Think the answer your looking for here is
-2.3 6
------ = . ( -----
-2+3 1
-6
24,000,000 because 600,000 is more than 1/2 1,000,000 so you round up.