College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 5 - Systems of Equations and Inequalities - Exercise Set 5.1 - Page 528: 52

Answer

m = -6 b = 5

Work Step by Step

f(-3) = 23 Write in slope intercept form 23 = -3m + b b = 23 + 3m f(2) = -7 Write in slope intercept form -7 = 2m + b Plug b = 23 + 3m into -7 = 2m + b -7 = 2m + 23 + 3m -30 = 5m m = -6 Plug m into b = 23 + 3m b = 23 + 3(-6) b = 5
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