x-3/3x-19=4/x-4

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Solution for x-3/3x-19=4/x-4 equation: 



x-3/3x-19=4/x-4

We move all terms to the left:

x-3/3x-19-(4/x-4)=0



Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R





Domain of the equation: x-4)!=0

x∈R



We get rid of parentheses

x-3/3x-4/x+4-19=0

We calculate fractions


x+(-3x)/3x^2+(-12x)/3x^2+4-19=0

We add all the numbers together, and all the variables

x+(-3x)/3x^2+(-12x)/3x^2-15=0

We multiply all the terms by the denominator


x*3x^2+(-3x)+(-12x)-15*3x^2=0

Wy multiply elements

3x^3-45x^2+(-3x)+(-12x)=0

We get rid of parentheses

3x^3-45x^2-3x-12x=0

We do not support expression: x^3

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