Also the shop will lose 75 per day at a sales level of x0

Question

A small tie shop finds that at a sales level of x ties per day its marginal profit is MP (x) dollars per tie, where MP (x) = 1.50 + 0.14x + 0.0024x² . Also, the shop will lose $75 per day at a sales level of x=0. Find the profit from operating the shop at a sales level of x ties per day.