630/x+54-55=69

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Solution for 630/x+54-55=69 equation: 


D( x )

x = 0

x = 0

x = 0

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

630/x-55+54 = 69 // - 69

630/x-69-55+54 = 0

630*x^-1 = 70 // : 630

x^-1 = 1/9

-1 < 0

1/(x^1) = 1/9 // * x^1

1 = 1/9*x^1 // : 1/9

9 = x^1

x = 9

x = 9

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