Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Skills Handbook - Absolute Value - Exercises - Page 892: 14


$x=1\text{ or }x=-1$

Work Step by Step

We start with the given equation: $|x|=1$ We must determine all values $x$ that are $1$ unit away from $0$ on a number line. We find that both $1$ and $-1$ satisfy this condition. Therefore, $x=1\text{ or }x=-1$.
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