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57.1=2.8/x
We move all terms to the left:
57.1-(2.8/x)=0
Domain of the equation: x)!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
-(+2.8/x)+57.1=0
We get rid of parentheses
-2.8/x+57.1=0
We multiply all the terms by the denominator
(57.1)*x-2.8=0
We multiply parentheses
57.1x-2.8=0
We move all terms containing x to the left, all other terms to the right
57.1x=2.8
x=2.8/57.1
x=2.8/57.1
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