1/2d+13=20

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Solution for 1/2d+13=20 equation: 



1/2d+13=20

We move all terms to the left:

1/2d+13-(20)=0



Domain of the equation: 2d!=0

d!=0/2

d!=0

d∈R



We add all the numbers together, and all the variables

1/2d-7=0

We multiply all the terms by the denominator


-7*2d+1=0

Wy multiply elements

-14d+1=0

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

-14d=-1

d=-1/-14

d=1/14

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