Zachary has 15 gallons of gas in his car at the beginning of a trip. Every hour Zachary drives, he uses 3 gallons of gas. Answer the questions below regarding the
relationship between the gallons of gas remaining in the tank and the total hours
driven.
, and the
The independent variable, x, represents the
dependent variable is the
because the
depends on the
A function relating these variables is B(2)
So B(2)
meaning 2