15/x=2.5/7

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Solution for 15/x=2.5/7 equation: 


D( x )

x = 0

x = 0

x = 0

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

15/x = 2.5/7 // - 2.5/7

15/x-(2.5/7) = 0

15/x-0.35714286 = 0

15*x^-1 = 0.35714286 // : 15

x^-1 = 0.02380952

-1 < 0

1/(x^1) = 0.02380952 // * x^1

1 = 0.02380952*x^1 // : 0.02380952

42.00000672 = x^1

x = 42.00000672

x = 42.00000672

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