3D+7=9(1/3d+2)

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



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

We move all terms to the left:

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



Domain of the equation: 3D+2))!=0

D∈R



We add all the numbers together, and all the variables

-(9(1/3D+2))+10=0

We multiply all the terms by the denominator


-(9(1+10*3D+2))=0



We calculate terms in parentheses: -(9(1+10*3D+2)), so:

9(1+10*3D+2)

We add all the numbers together, and all the variables

9(10*3D+3)

We multiply parentheses

270D+27

Back to the equation:

-(270D+27)



We get rid of parentheses

-270D-27=0

We move all terms containing D to the left, all other terms to the right

-270D=27

D=27/-270

D=-1/10

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