Answer
6
Work Step by Step
Find the difference between the absolute value of (-3) and (+9), which is 9 - 3 = 6, then take the sign of the larger number which is positive
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 2 - Section 2.1 - Addition of Signed Numbers - Signed Numbers Drill 1 - Page 109: 5
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