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20.25/m=8.1
We move all terms to the left:
20.25/m-(8.1)=0
Domain of the equation: m!=0We add all the numbers together, and all the variables
m∈R
20.25/m-8.1=0
We multiply all the terms by the denominator
-(8.1)*m+20.25=0
We multiply parentheses
-8.1m+20.25=0
We move all terms containing m to the left, all other terms to the right
-8.1m=-20.25
m=-20.25/-8.1
m=2+1/2
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