7/x=2/10

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Solution for 7/x=2/10 equation: 


D( x )

x = 0

x = 0

x = 0

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

7/x = 2/10 // - 2/10

7/x-(2/10) = 0

7/x-1/5 = 0

7*x^-1 = 1/5 // : 7

x^-1 = 1/35

-1 < 0

1/(x^1) = 1/35 // * x^1

1 = 1/35*x^1 // : 1/35

35 = x^1

x = 35

x = 35

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