(x+18)/x=7/4

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Solution for (x+18)/x=7/4 equation: 


D( x )

x = 0

x = 0

x = 0

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

(x+18)/x = 7/4 // - 7/4

(x+18)/x-(7/4) = 0

(x+18)/x-7/4 = 0

(4*(x+18))/(4*x)+(-7*x)/(4*x) = 0

4*(x+18)-7*x = 0

72-3*x = 0

(72-3*x)/(4*x) = 0

(72-3*x)/(4*x) = 0 // * 4*x

72-3*x = 0

72-3*x = 0 // - 72

-3*x = -72 // : -3

x = -72/(-3)

x = 24

x = 24

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