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Mathematics, 15.01.2021 01:00 vegeta8375

Which expression is equivalent to 13 - (-21)? Choose 1 answers
А
13 +21
B
-21 - 13
-13 +21
D
-21 +13
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Which expression is equivalent to 13 - (-21)? Choose 1 answers
А
13 +21
B
-...
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