The cost C, in dollars, of renting a moving truck for a day is given by the function C(x) = 0.20x +45, where x is the number of miles driven. (a) What is the cost if a person drives x = 80 miles?
(b) If the cost of renting the moving truck is $60, how many miles did the person drive?
(c) Suppose that a person wants the cost to be no more than $80. What is the maximum number of miles the person can drive?
(d) What is the implied domain of C?
(e) Interpret the slope
(1) Interpret the y-intercept
(a) The cost is $.
(Type an integer or a decimal.