Answer
$n=-17$
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.
$-17+12=-5$
$-5=-5\checkmark$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 6 - Section 6.1 - Equations - Exercises - Page 238: 8
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