Answer:
3
Step-by-step explanation:
The average rate of change is simply the change in y over the change in x between the two points. It's essentially the slope of the line:

Thus, the average rate of change is 3.
Hope this helps!
Answer:
It is given that Father's age is twice old as his son. Considering the age of father's age as x, son's age will be 2x. Thus, age of the son is 29 years. Age of father = 2x = 2(29) = 58 years.
Step-by-step explanation:
I hope this help friend:)
Answer:
20
Step-by-step explanation:
y+4=−12(x−2)
Step 1: Add -4 to both sides.
y+4+−4=−12x+24+−4
y=−12x+20
Stephen is likely to qualify since his annual income is less than the median income of Texas.