After all of the start-up costs, a company starts has $100 and makes $0.75 on each unit sold. Write a linear equation in slope-intercept form that models this situation using p for profit and n for number of units sold.


A) p = 100n + 75
B) n = 100p + 75
C) p = 0.75n + 100
D) n = 0.75p + 100