2d+18=12-6(d+7)2

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Solution for 2d+18=12-6(d+7)2 equation: 



2d+18=12-6(d+7)2

We move all terms to the left:

2d+18-(12-6(d+7)2)=0



We calculate terms in parentheses: -(12-6(d+7)2), so:

12-6(d+7)2

determiningTheFunctionDomain
-6(d+7)2+12

We multiply parentheses

-12d-84+12

We add all the numbers together, and all the variables

-12d-72

Back to the equation:

-(-12d-72)



We get rid of parentheses

2d+12d+72+18=0

We add all the numbers together, and all the variables

14d+90=0

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

14d=-90

d=-90/14

d=-6+3/7

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