-3/x=-7

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Solution for -3/x=-7 equation: 


D( x )

x = 0

x = 0

x = 0

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

-3/x = -7 // + 7

7-3/x = 0

-3*x^-1 = -7 // : -3

x^-1 = 7/3

-1 < 0

1/(x^1) = 7/3 // * x^1

1 = 7/3*x^1 // : 7/3

3/7 = x^1

x = 3/7

x = 3/7

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