Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 6 - Section 6.1 - Equations - Exercises - Page 238: 8



Work Step by Step

$n+12=-5$ $n+12-12=-5-12\longrightarrow$ subtract 2 from both sides $n=-17$ To check, substitute the value for n and see of the result is true. $-17+12=-5$ $-5=-5\checkmark$
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