The Catchy Nonsense of “Two Negatives Make a Positive” – Math with

My question is if two negatives (- -) makes a positive and two

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Why do negative numbers cancel each other out? - Quora

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Why does subtracting the negative of a number result in adding that number instead? - Quora

The Catchy Nonsense of “Two Negatives Make a Positive” – Math with

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Is the use of double negatives good or bad English? - Quora