15/x=80/100

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Solution for 15/x=80/100 equation: 


D( x )

x = 0

x = 0

x = 0

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

15/x = 80/100 // - 80/100

15/x-(80/100) = 0

15/x-4/5 = 0

15*x^-1 = 4/5 // : 15

x^-1 = 4/75

-1 < 0

1/(x^1) = 4/75 // * x^1

1 = 4/75*x^1 // : 4/75

75/4 = x^1

x = 75/4

x = 75/4

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