15/x=30/7

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Solution for 15/x=30/7 equation: 


D( x )

x = 0

x = 0

x = 0

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

15/x = 30/7 // - 30/7

15/x-(30/7) = 0

15/x-30/7 = 0

15*x^-1 = 30/7 // : 15

x^-1 = 2/7

-1 < 0

1/(x^1) = 2/7 // * x^1

1 = 2/7*x^1 // : 2/7

7/2 = x^1

x = 7/2

x = 7/2

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