Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 8 - Review Exercises - Page 657: 20


$x=4$ or $x=-\frac{2}{3}$.

Work Step by Step

$3x^2-10x-8=3x^2-12x+2x-8=3x(x-4)+2(x-4)=(x-4)(3x+2)=0$ Thus $x=4$ or $x=-\frac{2}{3}$.
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