7/x-4=3/5

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Solution for 7/x-4=3/5 equation: 


D( x )

x = 0

x = 0

x = 0

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

7/x-4 = 3/5 // - 3/5

7/x-(3/5)-4 = 0

7/x-3/5-4 = 0

7*x^-1 = 23/5 // : 7

x^-1 = 23/35

-1 < 0

1/(x^1) = 23/35 // * x^1

1 = 23/35*x^1 // : 23/35

35/23 = x^1

x = 35/23

x = 35/23

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