Answer
$4.0$
Work Step by Step
RECALL:
$a-b = a=(-b)$
Use the rule above to obtain:
$=1.4+2.6
\\=4.0$
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 1 - Test - Page 111: 1
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