Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 5 - Polynomials and Factoring - 5.7 Solving Quadratic Equations by Factoring - 5.7 Exercise Set - Page 353: 78



Work Step by Step

In order to solve the equation, we first simplify both sides of the equation. Next, we isolate the variable. Doing this, we find: $$ 16x-16=x^2+8x \\ x^2-8x+16=0 \\ (x-4)^2=0 \\ x=4$$
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