Answer
$|-47|= -(-47)$
Work Step by Step
If $a-b \lt 0$, then $a \lt b;$
If $a-b \gt 0$, then $a \gt b;$
If $a-b = 0$, then $a=b;$
In this problem, $a=|-47|,$ $b=-(-47)=47,$
Since $a-b=|-47|-47=47-47=0,$
Then $a= b,$
Therefore, $|-47|= -(-47)$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 2 - Section 2.1 - Introduction to Integers - Exercise Set - Page 105: 71
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