Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 6 - Section 6.6 - Solving Quadratic Equations by Factoring - Exercise Set: 7

Answer

x=4 or -$\frac{9}{2}$

Work Step by Step

Set each variable factor as equal to zero and then isolate the variable to find the solutions. 10(x-4)(2x+9)=0 x-4=0 or 2x+9=0 x=4 or 2x=-9 x=4 or x=-$\frac{9}{2}$
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