3/9=4/d

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Solution for 3/9=4/d equation: 



3/9=4/d

We move all terms to the left:

3/9-(4/d)=0



Domain of the equation: d)!=0

d!=0/1

d!=0

d∈R



We add all the numbers together, and all the variables

-(+4/d)+3/9=0

We get rid of parentheses

-4/d+3/9=0

We calculate fractions

There is no solution for this equation

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