#### Answer

7+3+(-12)+(-23)

#### Work Step by Step

Subtracting a negative number is the same thing as adding a positive number. Subtracting a positive number is the same thing as adding a negative number. Therefore, 7-(-3)-12-23=7+3+(-12)+(-23)

Published by
Pearson

ISBN 10:
0-13417-805-X

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

7+3+(-12)+(-23)

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