2d+18=12-(6d+42)

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Solution for 2d+18=12-(6d+42) equation: 



2d+18=12-(6d+42)

We move all terms to the left:

2d+18-(12-(6d+42))=0



We calculate terms in parentheses: -(12-(6d+42)), so:

12-(6d+42)

determiningTheFunctionDomain
-(6d+42)+12

We get rid of parentheses

-6d-42+12

We add all the numbers together, and all the variables

-6d-30

Back to the equation:

-(-6d-30)



We get rid of parentheses

2d+6d+30+18=0

We add all the numbers together, and all the variables

8d+48=0

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

8d=-48

d=-48/8

d=-6

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