30=(x-4500)/x

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Solution for 30=(x-4500)/x equation:



30=(x-4500)/x
We move all terms to the left:
30-((x-4500)/x)=0
Domain of the equation: x)!=0
x!=0/1
x!=0
x∈R
We multiply all the terms by the denominator
-((x-4500)+30*x)=0
We calculate terms in parentheses: -((x-4500)+30*x), so:
(x-4500)+30*x
We add all the numbers together, and all the variables
30x+(x-4500)
We get rid of parentheses
30x+x-4500
We add all the numbers together, and all the variables
31x-4500
Back to the equation:
-(31x-4500)
We get rid of parentheses
-31x+4500=0
We move all terms containing x to the left, all other terms to the right
-31x=-4500
x=-4500/-31
x=145+5/31

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