Nevaeh has 12 gallons of gas in her car at the beginning of a trip. Every hour Nevaeh drives, she uses 1.75 gallons of gas. Answer the questions below regarding the relationship between the gallons of gas remaining in the tank and the total hours driven. The independent variable, x, represents the
, and the dependent variable is the
, because the
depends on the
.
A function relating these variables is K(x) =K(x)=
.
So K(4) =K(4)=
, meaning 44

.