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Algebra - Polynomials

If a manufacturer charges 'p' dollars each for shirts, then he expects to sell 2000-100p shirts per week. What polynomial represents the total revenue expected for a week? How many shirts will be sold if the manufacturer charges $20 each for the shirts. Find total revenue when the shirts are sold for $20 each.

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(a) Total revenue = price per shirt * number of shirts sold

= p * (2000 - 100p)

= 2000p - 100 ...

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