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OpenStudy (anonymous):
28 − (-15) = ?
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OpenStudy (wasiqss):
Lool wow
OpenStudy (anonymous):
Two minuses always make a plus. I like to think of it as the two minus signs combing. Your question really is "28 +15)"
OpenStudy (anonymous):
43
OpenStudy (anonymous):
So basically since they are two negatives, its a positive, meaning its as simple as 28+15 which is 43
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