(-6)/(x+4)=3

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Solution for (-6)/(x+4)=3 equation: 


D( x )

x+4 = 0

x+4 = 0

x+4 = 0

x+4 = 0 // - 4

x = -4

x in (-oo:-4) U (-4:+oo)

-6/(x+4) = 3 // - 3

-6/(x+4)-3 = 0

(-3*(x+4))/(x+4)-6/(x+4) = 0

-3*(x+4)-6 = 0

-3*x-18 = 0

(-3*x-18)/(x+4) = 0

(-3*x-18)/(x+4) = 0 // * x+4

-3*x-18 = 0

-3*x-18 = 0 // + 18

-3*x = 18 // : -3

x = 18/(-3)

x = -6

x = -6

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