(18)/(19)+(7)/(x)

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Solution for (18)/(19)+(7)/(x) equation: 


D( x )

x = 0

x = 0

x = 0

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

7/x+18/19 = 0

7*x^-1 = -18/19 // : 7

x^-1 = -18/133

-1 < 0

1/(x^1) = -18/133 // * x^1

1 = -18/133*x^1 // : -18/133

-133/18 = x^1

x = -133/18

x = -133/18

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