7/4=250/x

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Solution for 7/4=250/x equation: 


D( x )

x = 0

x = 0

x = 0

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

7/4 = 250/x // - 250/x

7/4-(250/x) = 0

7/4-250*x^-1 = 0

-250*x^-1 = -7/4 // : -250

x^-1 = 7/1000

-1 < 0

1/(x^1) = 7/1000 // * x^1

1 = 7/1000*x^1 // : 7/1000

1000/7 = x^1

x = 1000/7

x = 1000/7

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