A parking garage charges a flat rate for the first hour plus $1.25 for each additional hour of parking. It costs $8.00 to park in the garage for 5 hour. What is the linear equation models the total cost, y, of parking in the garage for x hours?
 Please show your work if you can.
 A. Y= 1.25x
 B. Y= 1.25x + 5
 C. Y= 1.25x + 1.75
 D. Y= 1.25x + 3