7/x=3.5

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Solution for 7/x=3.5 equation: 


D( x )

x = 0

x = 0

x = 0

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

7/x = 3.5 // - 3.5

7/x-3.5 = 0

7*x^-1 = 3.5 // : 7

x^-1 = 0.5

-1 < 0

1/(x^1) = 0.5 // * x^1

1 = 0.5*x^1 // : 0.5

2 = x^1

x = 2

x = 2

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