D=(3x+100)

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Solution for D=(3x+100) equation: 



=(3D+100)

We move all terms to the left:

-((3D+100))=0



We calculate terms in parentheses: -((3D+100)), so:

(3D+100)

We get rid of parentheses

3D+100

Back to the equation:

-(3D+100)



We get rid of parentheses

-3D-100=0

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

-3D=100

D=100/-3

D=-33+1/3

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