7d-6=3(2d+1)

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Solution for 7d-6=3(2d+1) equation: 



7d-6=3(2d+1)

We move all terms to the left:

7d-6-(3(2d+1))=0



We calculate terms in parentheses: -(3(2d+1)), so:

3(2d+1)

We multiply parentheses

6d+3

Back to the equation:

-(6d+3)



We get rid of parentheses

7d-6d-3-6=0

We add all the numbers together, and all the variables

d-9=0

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

d=9

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