The profit earned by a hot dog stand is a linear function of the number of hot dogs sold. it costs the owner $48 dollars each morning for the day’s supply of hot dogs, buns and mustard, but he earns $2 profit for each hot dog sold. which equation represents y, the profit earned by the hot dog stand for x hot dogs sold?

a. y=48x−2
b. y=48x+2
c. y=2x−48
d. y=2x+48