17th Edition

ISBN: 9780998625713

Author: Lynn Marecek, MaryAnne Anthony-Smith

Publisher: OpenStax - Rice University

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Chapter 5.6, Problem 5.114TI

Mary needs to purchase supplies of answer sheets and pencils for a standardized test to be given to the juniors at her high school. The number of the answer sheets needed is at least 5 more than twice the number of pencils. The pencils cost $2 and the answer sheets cost $1. Mary’s budget for these supplies allows for a maximum cost of $400.

(a) Write a system of inequalities to model this situation.

(b) Graph the system.

(d) Could Mary purchase 150 pencils and 150 answer sheets?

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Chapter 5.6, Problem 5.113TI

Chapter 5.6, Problem 5.115TI

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