Jesgen22 Jesgen22

22-05-2016
Mathematics

contestada

Why is the sum of a rational number and its opposite always equal to 0

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KomedyKatie KomedyKatie

23-05-2016

because its like saying what's 4-4=0. -4 and 4 are the same distance away from zero, so if you subtract them (or add them), it'll always end up to be zero

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