3=7/d+11

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Solution for 3=7/d+11 equation: 



3=7/d+11

We move all terms to the left:

3-(7/d+11)=0



Domain of the equation: d+11)!=0

d∈R



We get rid of parentheses

-7/d-11+3=0

We multiply all the terms by the denominator


-11*d+3*d-7=0

We add all the numbers together, and all the variables

-8d-7=0

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

-8d=7

d=7/-8

d=-7/8

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