4=1/3x(4x+9)

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Solution for 4=1/3x(4x+9) equation: 



4=1/3x(4x+9)

We move all terms to the left:

4-(1/3x(4x+9))=0



Domain of the equation: 3x(4x+9))!=0

x∈R



We multiply all the terms by the denominator


-(1+4*3x(4x+9))=0



We calculate terms in parentheses: -(1+4*3x(4x+9)), so:

1+4*3x(4x+9)

determiningTheFunctionDomain
4*3x(4x+9)+1

Wy multiply elements

12x(4+1

Back to the equation:

-(12x(4+1)



We add all the numbers together, and all the variables

-(12x5=0

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