10/3=7/x

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Solution for 10/3=7/x equation: 


D( x )

x = 0

x = 0

x = 0

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

10/3 = 7/x // - 7/x

10/3-(7/x) = 0

10/3-7*x^-1 = 0

-7*x^-1 = -10/3 // : -7

x^-1 = 10/21

-1 < 0

1/(x^1) = 10/21 // * x^1

1 = 10/21*x^1 // : 10/21

21/10 = x^1

x = 21/10

x = 21/10

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