(2x-4)/(x+5)=-3

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Solution for (2x-4)/(x+5)=-3 equation: 


D( x )

x+5 = 0

x+5 = 0

x+5 = 0

x+5 = 0 // - 5

x = -5

x in (-oo:-5) U (-5:+oo)

(2*x-4)/(x+5) = -3 // + 3

(2*x-4)/(x+5)+3 = 0

(2*x-4)/(x+5)+(3*(x+5))/(x+5) = 0

3*(x+5)+2*x-4 = 0

5*x+11 = 0

(5*x+11)/(x+5) = 0

(5*x+11)/(x+5) = 0 // * x+5

5*x+11 = 0

5*x+11 = 0 // - 11

5*x = -11 // : 5

x = -11/5

x = -11/5

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