Bluetop Cab charges $3.20 for the first mile and $1.35 for each additional mile or part of a mile. Write a formula that gives the charge for x miles with 0 ≤ x ≤ 20.
Bluetop Cab charges $3.20 for the first mile and $1.35 for each additional mile or part of a mile. Write a formula that gives the charge for x miles with 0 ≤ x ≤ 20.