#### Answer

9+(-13)

#### Work Step by Step

Subtracting a number is the same thing as add the negative of that number. Therefore, 9-13=9+(-13)

Published by
Pearson

ISBN 10:
0-13417-805-X

ISBN 13:
978-0-13417-805-9

9+(-13)

Subtracting a number is the same thing as add the negative of that number. Therefore, 9-13=9+(-13)

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