-18=2+3(d+7)

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Solution for -18=2+3(d+7) equation: 



-18=2+3(d+7)

We move all terms to the left:

-18-(2+3(d+7))=0



We calculate terms in parentheses: -(2+3(d+7)), so:

2+3(d+7)

determiningTheFunctionDomain
3(d+7)+2

We multiply parentheses

3d+21+2

We add all the numbers together, and all the variables

3d+23

Back to the equation:

-(3d+23)



We get rid of parentheses

-3d-23-18=0

We add all the numbers together, and all the variables

-3d-41=0

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

-3d=41

d=41/-3

d=-13+2/3

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