9=x+4/x+12

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Solution for 9=x+4/x+12 equation: 



9=x+4/x+12

We move all terms to the left:

9-(x+4/x+12)=0



Domain of the equation: x+12)!=0

x∈R



We get rid of parentheses

-x-4/x-12+9=0

We multiply all the terms by the denominator


-x*x-12*x+9*x-4=0

We add all the numbers together, and all the variables

-3x-x*x-4=0

Wy multiply elements

-1x^2-3x-4=0

a = -1; b = -3; c = -4;
Δ = b2-4ac
Δ = -32-4·(-1)·(-4)
Δ = -7
Delta is less than zero, so there is no solution for the equation

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