7/8=8/x

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Solution for 7/8=8/x equation: 


D( x )

x = 0

x = 0

x = 0

x in (-oo:0) U (0:+oo)

7/8 = 8/x // - 8/x

7/8-(8/x) = 0

7/8-8*x^-1 = 0

-8*x^-1 = -7/8 // : -8

x^-1 = 7/64

-1 < 0

1/(x^1) = 7/64 // * x^1

1 = 7/64*x^1 // : 7/64

64/7 = x^1

x = 64/7

x = 64/7

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