1.38=(0.3-x)/x

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Solution for 1.38=(0.3-x)/x equation: 



1.38=(0.3-x)/x

We move all terms to the left:

1.38-((0.3-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+0.3)/x)+1.38=0

We multiply all the terms by the denominator


-((-1x+0.3)+(1.38)*x)=0



We calculate terms in parentheses: -((-1x+0.3)+(1.38)*x), so:

(-1x+0.3)+(1.38)*x

We multiply parentheses

(-1x+0.3)+1.38x

We get rid of parentheses

-1x+1.38x+0.3

We add all the numbers together, and all the variables

0.38x+0.3

Back to the equation:

-(0.38x+0.3)



We get rid of parentheses

-0.38x-0.3=0

We move all terms containing x to the left, all other terms to the right

-0.38x=0.3

x=0.3/-0.38

x=-0.3/0.38

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