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Kobotan [32]
3 years ago
13

Multiply.

Mathematics
2 answers:
shtirl [24]3 years ago
7 0
When you multiply a negative and a positive you will get a negative answer so 3*7 is 21 so -3 * 7 is -21
solong [7]3 years ago
6 0
The answer is -21 because take 3 times 7 which is 21 and sense there's a negative and positive you would make 21 negative.
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