18=1/2d+7

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Solution for 18=1/2d+7 equation: 



18=1/2d+7

We move all terms to the left:

18-(1/2d+7)=0



Domain of the equation: 2d+7)!=0

d∈R



We get rid of parentheses

-1/2d-7+18=0

We multiply all the terms by the denominator


-7*2d+18*2d-1=0

Wy multiply elements

-14d+36d-1=0

We add all the numbers together, and all the variables

22d-1=0

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

22d=1

d=1/22

d=1/22

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