Mathematics
Mathematics, 09.09.2020 22:01, ctdavis

Which expression is equivalent to 21 - (-5) ? A: 21 - 5
B: -21 + 5
C: 21 + 5
D: -21 - 5

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Which expression is equivalent to 21 - (-5) ? A: 21 - 5
B: -21 + 5
C: 21 + 5
D: -21...

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