150=(x-30)/x

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Solution for 150=(x-30)/x equation:



150=(x-30)/x
We move all terms to the left:
150-((x-30)/x)=0
Domain of the equation: x)!=0
x!=0/1
x!=0
x∈R
We multiply all the terms by the denominator
-((x-30)+150*x)=0
We calculate terms in parentheses: -((x-30)+150*x), so:
(x-30)+150*x
We add all the numbers together, and all the variables
150x+(x-30)
We get rid of parentheses
150x+x-30
We add all the numbers together, and all the variables
151x-30
Back to the equation:
-(151x-30)
We get rid of parentheses
-151x+30=0
We move all terms containing x to the left, all other terms to the right
-151x=-30
x=-30/-151
x=30/151

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