0.2=(150-x)/x

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Solution for 0.2=(150-x)/x equation:



0.2=(150-x)/x
We move all terms to the left:
0.2-((150-x)/x)=0
Domain of the equation: x)!=0
x!=0/1
x!=0
x∈R
We add all the numbers together, and all the variables
-((-1x+150)/x)+0.2=0
We multiply all the terms by the denominator
-((-1x+150)+(0.2)*x)=0
We calculate terms in parentheses: -((-1x+150)+(0.2)*x), so:
(-1x+150)+(0.2)*x
We multiply parentheses
(-1x+150)+0.2x
We get rid of parentheses
-1x+0.2x+150
We add all the numbers together, and all the variables
-0.8x+150
Back to the equation:
-(-0.8x+150)
We get rid of parentheses
0.8x-150=0
We move all terms containing x to the left, all other terms to the right
0.8x=150
x=150/0.8
x=187+0.4/0.8

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