Ryann Blake

Mathematics

6 September, 16:42

A school typically sells 500 yearbookseach year for $50 each. The econmics class does a project and discovers that they can sell 100 more yearbooksfor every $5 decrease in price. The revenue for yearbooks is equalto the number of yearbooks sold times the price of the year book. Let x represent the number of $5 decreases in price. If the expression that represents the revenue is written in the form r (x) = (500+ax) (50-bx). find the valuesof a and

b.