b. Predict the cost of an average college mathematics textbook in 2014. Solve the problem. 11) A truck rental company rents a moving truck one day by charging $39 plus $0.09 per mile. Write a linear equation that relates the cost C, in dollars, of renting the truck to the number x of miles driven. Also What is the cost of renting the truck if the truck is driven 160 miles? (5 pts) (5 P15)