19/4=38/X

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Solution for 19/4=38/X equation: 


D( X )

X = 0

X = 0

X = 0

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

19/4 = 38/X // - 38/X

19/4-(38/X) = 0

19/4-38*X^-1 = 0

-38*X^-1 = -19/4 // : -38

X^-1 = 1/8

-1 < 0

1/(X^1) = 1/8 // * X^1

1 = 1/8*X^1 // : 1/8

8 = X^1

X = 8

X = 8

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