20/7=8/7n

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Solution for 20/7=8/7n equation: 


n in (-oo:+oo)

20/7 = (8/7)*n // - (8/7)*n

20/7-((8/7)*n) = 0

(-8/7)*n+20/7 = 0

20/7-8/7*n = 0 // - 20/7

-8/7*n = -20/7 // : -8/7

n = -20/7/(-8/7)

n = 5/2

n = 5/2

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