3/10n=21

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Solution for 3/10n=21 equation: 


n in (-oo:+oo)

(3/10)*n = 21 // - 21

(3/10)*n-21 = 0

3/10*n-21 = 0 // + 21

3/10*n = 21 // : 3/10

n = 21/3/10

n = 70

n = 70

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