Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.4 - An Introduction to Problem Solving - Exercise Set: 60

Answer

Cook: 54.6 million Archuleta: 42.9 million

Work Step by Step

Let c = no. of millions of votes won by Cook Let a = no. of millions of votes won by Archuleta c = a + 11.7 a + c = 97.5 a + (a + 11.7) = 97.5 2a + 11.7 = 97.5 2a = 85.8 a = 42.9 c = a + 11.7 = (42.9) + 11.7 = 54.6
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