1/3(x+9)=2x+7

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Solution for 1/3(x+9)=2x+7 equation: 



1/3(x+9)=2x+7

We move all terms to the left:

1/3(x+9)-(2x+7)=0



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

x∈R



We get rid of parentheses

1/3(x+9)-2x-7=0

We multiply all the terms by the denominator


-2x*3(x+9)-7*3(x+9)+1=0

Wy multiply elements

-6x^2(x-21x(x+1=0

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