1/3(6x+9)=-2x-21

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Solution for 1/3(6x+9)=-2x-21 equation: 



1/3(6x+9)=-2x-21

We move all terms to the left:

1/3(6x+9)-(-2x-21)=0



Domain of the equation: 3(6x+9)!=0

x∈R



We get rid of parentheses

1/3(6x+9)+2x+21=0

We multiply all the terms by the denominator


2x*3(6x+9)+21*3(6x+9)+1=0

Wy multiply elements

6x^2(6+63x(6+1=0

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