Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 9 - Quadratic Functions and Equations - Mid-Chapter Quiz - Page 575: 18


$b=1$ or $b=-4$

Work Step by Step

$b^2+3b-4=0$ $b^2-b+4b-4=0$ $b(b-1)+4(b-1)=0$ $(b-1)(b+4)=0$ $b=1$ or $b=-4$ The equation has two solutions, $b=1$ or $b=-4$
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