5/x+x/x=7

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Solution for 5/x+x/x=7 equation: 


D( x )

x = 0

x = 0

x = 0

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

5/x+x/x = 7 // - 7

5/x+x/x-7 = 0

5*x^-1 = 6 // : 5

x^-1 = 6/5

-1 < 0

1/(x^1) = 6/5 // * x^1

1 = 6/5*x^1 // : 6/5

5/6 = x^1

x = 5/6

x = 5/6

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