4/d+3=15

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Solution for 4/d+3=15 equation: 



4/d+3=15

We move all terms to the left:

4/d+3-(15)=0



Domain of the equation: d!=0

d∈R



We add all the numbers together, and all the variables

4/d-12=0

We multiply all the terms by the denominator


-12*d+4=0

We add all the numbers together, and all the variables

-12d+4=0

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

-12d=-4

d=-4/-12

d=1/3

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