(2/8)=(1.75/x)

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Solution for (2/8)=(1.75/x) equation: 


D( x )

x = 0

x = 0

x = 0

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

2/8 = 1.75/x // - 1.75/x

2/8-(1.75/x) = 0

2/8-1.75*x^-1 = 0

-1.75*x^-1 = -1/4 // : -1.75

x^-1 = 0.14285714

-1 < 0

1/(x^1) = 0.14285714 // * x^1

1 = 0.14285714*x^1 // : 0.14285714

7.00000014 = x^1

x = 7.00000014

x = 7.00000014

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