If a taxicab charges x cents for the first 1/9mile and x/5 cents for each additional 1/9mile or fraction, what is the charge, in cents, for a ride of y miles, where y is a whole number?
a. x+{(xy-x)/45}
b. x-{(xy-x)/45}
c. (2x+9y)/5
d. x+{(9x-y)/5}
e. x+{(9xy-y)/5}