Joe provides photos for two online sites: site A and site B. Site A pays $0.75 for every photo Joe provides. The amount in dollars (y) site B pays as a function of the number of photos provided (x) is represented by the equation y = 0.25x. How much more was Joe paid at site A than at site B, if he provided five photos for each site? $1.25 $1.50 $2.50 $3.50