Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.2 - An Introduction to Problem Solving - Exercise Set - Page 67: 62

Answer

Iceland: 93.2% Falkland Islands: 100% Norway: 90.9%

Work Step by Step

Let x represent Iceland’s Internet penetration rate Falkland Islands: x+6.8 Norway: x-2.3 x+(x+6.8)+(x-2.3)=284.1 3x+4.5=284.1 3x=279.6 x=93.2% Iceland: 93.2% Falkland Islands: 100% Norway: 90.9%
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