Answer
$x=\pm3$
Work Step by Step
First, we divide both sides by 6 to isolate $x^2$ to get $x^2=9$. Take the square root of both sides to get $x=\pm3$.
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 4 - Quadratic Functions and Equations - 4-6 Complete the Square - Lesson Check - Page 237: 2
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