21/x-3=27/x-1

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Solution for 21/x-3=27/x-1 equation: 



21/x-3=27/x-1

We move all terms to the left:

21/x-3-(27/x-1)=0



Domain of the equation: x!=0

x∈R





Domain of the equation: x-1)!=0

x∈R



We get rid of parentheses

21/x-27/x+1-3=0

We multiply all the terms by the denominator


1*x-3*x+21-27=0

We add all the numbers together, and all the variables

-2x-6=0

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

-2x=6

x=6/-2

x=-3

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