Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 2 - Section 2.1 - Introduction to Integers - Exercise Set: 81

Answer

$-(-12)\lt -(-18)$

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, $a=-(-12)=12,$ $b=-(-18)=18,$ Since $a-b=12-18=-6\lt0,$ Then $a\lt b,$ Therefore, $-(-12)\lt -(-18)$
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