4/x=7/9

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Solution for 4/x=7/9 equation: 


D( x )

x = 0

x = 0

x = 0

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

4/x = 7/9 // - 7/9

4/x-(7/9) = 0

4/x-7/9 = 0

4*x^-1 = 7/9 // : 4

x^-1 = 7/36

-1 < 0

1/(x^1) = 7/36 // * x^1

1 = 7/36*x^1 // : 7/36

36/7 = x^1

x = 36/7

x = 36/7

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