Answer:
In 39 years time, the population doubled.
The first angle is 68.
Step-by-step explanation:
So and
a. y = (3/5)× x +1
y= mx+c
m = (13-4)/(20-5) = 9/15 = 3/5
c= 1
so, y= mx+c becomes y= (3/5) × x +1
And has a slop of what? hm?