3+81/x=5

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Solution for 3+81/x=5 equation: 



3+81/x=5

We move all terms to the left:

3+81/x-(5)=0



Domain of the equation: x!=0

x∈R



We add all the numbers together, and all the variables

81/x-2=0

We multiply all the terms by the denominator


-2*x+81=0

We add all the numbers together, and all the variables

-2x+81=0

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

-2x=-81

x=-81/-2

x=40+1/2

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