Answer:
It's just addition and subtraction.
Step-by-step explanation:
1. $65,000
2. 66,000
3. 114,000
D to the nearest hundredth is 42.000
The points are (2,150), (4,200).
The slope of the line joining the points is,

Thus, the slope represents the increse in cost per year of membership.
That would be the one and only 22