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A-local-retailer-has determined-that-the-number X-of-PortaBoy game-systems-sold-in-a-week-is-related-to-the1 price p-in dollars-of-each-system.-40-game-systems were-sold when the price was-$120.-When-the-systems went-on-sale-the following week, 100-systems-were-sold-at-$75-a piece. 1

A-local-retailer-has determined-that-the-number X-of-PortaBoy game-systems-sold-in-a-week-is-related-to-the1 price p-in dollars-of-each-system.-40-game-systems were-sold when the price was-$120.-When-the-systems went-on-sale-the following week, 100-systems-were-sold-at-$75-a piece. 1

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.6: Counting Principles
Problem 74E: Lottery Powerball is a lottery game that is operated by the Multi-State Lottery Association and is...
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A·local-retailer-has-determined-that-the-number X of-PortaBoygame-systems-•sold-in-a week-is-related-to-thel price-p-in-dollars-of each system. 40-game-systems-were sold1 when the price was $120. When-the-systems went-on-sale-the 1 following-week, 100-systems-were-sold-at-$75•a•piece.l (a)-Find a-linear-function-which-fits-this-data.-Use-the weekly1 sales x-as the-independent-variable and-the-price-p-as-the dependent variable.1 Answer:p(x)=1 (b)-Find a-suitable-applied domain:1 (c)-If-the-retailer-wants-to-sell-180-PortaBoys next-week, what should the price-be?1 Answer: p-=-dollars
Transcribed Image Text:A·local-retailer-has-determined-that-the-number X of-PortaBoygame-systems-•sold-in-a week-is-related-to-thel price-p-in-dollars-of each system. 40-game-systems-were sold1 when the price was $120. When-the-systems went-on-sale-the 1 following-week, 100-systems-were-sold-at-$75•a•piece.l (a)-Find a-linear-function-which-fits-this-data.-Use-the weekly1 sales x-as the-independent-variable and-the-price-p-as-the dependent variable.1 Answer:p(x)=1 (b)-Find a-suitable-applied domain:1 (c)-If-the-retailer-wants-to-sell-180-PortaBoys next-week, what should the price-be?1 Answer: p-=-dollars
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