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3 votes
Use properties of rational numbers to simplify the expression.

-21 - (44.07 + 13)
A.
-52.07
B.
-78.07
C.
36.07
D.
10.07

1 Answer

2 votes
Simple, your answer is B. You add what's inside the () and then you add it to -21 because both numbers are negative meaning they add up.
User David Mas
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