7=9x/x-1

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Solution for 7=9x/x-1 equation: 


D( x )

x = 0

x = 0

x = 0

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

7 = (9*x)/x-1 // - (9*x)/x-1

1-((9*x)/x)+7 = 0

1-9+7 = 0

-1 = 0

x belongs to the empty set

x belongs to the empty set

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