C, 40 feet. (14x2)+(6x2)=28+12=40.
For this case the generic equation of the line is given by:

Where,
m: slope of the line
b: intersection with the y axis
For this case we have:

Therefore, substituting values in the generic equation we have:

Answer:
The equation of the line is:

option 1
15-6x2=X im not sure if thats right but its what i got
Answer:
yes
Step-by-step explanation:
100 miles for every 4 gallons