Answer:
150
Step-by-step explanation:
Answer:
y=3.11x
Step-by-step explanation:
Not sure if it's correct. But my reasoning behind it is that 23.81-20.70=3.11 which means every year the cost goes up by $3.11
Choice two point from the graph (look at the picture).
(0, 2) and (3, -2).
The formula of a slope:

Substitute:

Answer: The slope of this line is 
Answer:
8/38
Step-by-step explanation:
38 - total
8 - blue