8.5=6.5(3d-3)+d

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Solution for 8.5=6.5(3d-3)+d equation: 



8.5=6.5(3d-3)+d

We move all terms to the left:

8.5-(6.5(3d-3)+d)=0



We calculate terms in parentheses: -(6.5(3d-3)+d), so:

6.5(3d-3)+d

We add all the numbers together, and all the variables

d+6.5(3d-3)

We multiply parentheses

d+19.5d-19.5

We add all the numbers together, and all the variables

20.5d-19.5

Back to the equation:

-(20.5d-19.5)



We get rid of parentheses

-20.5d+19.5+8.5=0

We add all the numbers together, and all the variables

-20.5d+28=0

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

-20.5d=-28

d=-28/-20.5

d=1+5/13.666666666667

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