Answer
a) 3
b) 16
c) 0
d) 70
Work Step by Step
a)
$12-9=3$
$3+9=12\checkmark$
b)
$22-7=15$
$15+7=22\checkmark$
c)
$35-35=0$
$0+35=35\checkmark$
d)
$70-0=70$
$70+0=70\checkmark$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 6 - Cumulative Review - Page 465: 1
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