#### Answer

-11

#### Work Step by Step

Adding two negative numbers is like adding two positive numbers, except the answer is negative. Thus, the only difference is that the answer has a negative sign in front of it.
Thus, because 2+9=11,
-$2+ -9=-11.$

Published by
Prentice Hall

ISBN 10:
0133281140

ISBN 13:
978-0-13328-114-9

-11

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