1/2+1/(x+4)=3/2

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Solution for 1/2+1/(x+4)=3/2 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)

1/(x+4)+1/2 = 3/2 // - 3/2

1/(x+4)+1/2-(3/2) = 0

1/(x+4)+1/2-3/2 = 0

(1*2)/(2*(x+4))+(1*(x+4))/(2*(x+4))+(-3*(x+4))/(2*(x+4)) = 0

1*(x+4)-3*(x+4)+1*2 = 0

x-3*x-12+6 = 0

-2*x-6 = 0

(-2*x-6)/(2*(x+4)) = 0

(-2*x-6)/(2*(x+4)) = 0 // * 2*(x+4)

-2*x-6 = 0

-2*x-6 = 0 // + 6

-2*x = 6 // : -2

x = 6/(-2)

x = -3

x = -3

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