Discover the best answers at Westonci.ca, where experts share their insights and knowledge with you. Get detailed and accurate answers to your questions from a dedicated community of experts on our Q&A platform. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

R(x) = 90x is the revenue function for the sale of x bicycles, in dollars. The cost to manufacture x bikes, in dollars, is C(x) = 70x + 7000.
(a) Find the profit function, P(x), that describes the manufacturer's profit from the sale of x bicycles.