20/(x-3)=5

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Solution for 20/(x-3)=5 equation: 



20/(x-3)=5

We move all terms to the left:

20/(x-3)-(5)=0



Domain of the equation: (x-3)!=0

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

x!=3

x∈R



We multiply all the terms by the denominator


-5*(x-3)+20=0

We multiply parentheses

-5x+15+20=0

We add all the numbers together, and all the variables

-5x+35=0

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

-5x=-35

x=-35/-5

x=+7

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