.2=(x-1400)/x

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Solution for .2=(x-1400)/x equation: 



.2=(x-1400)/x

We move all terms to the left:

.2-((x-1400)/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

-((x-1400)/x)+0.2=0

We multiply all the terms by the denominator


-((x-1400)+(0.2)*x)=0



We calculate terms in parentheses: -((x-1400)+(0.2)*x), so:

(x-1400)+(0.2)*x

We multiply parentheses

(x-1400)+0.2x

We get rid of parentheses

x+0.2x-1400

We add all the numbers together, and all the variables

1.2x-1400

Back to the equation:

-(1.2x-1400)



We get rid of parentheses

-1.2x+1400=0

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

-1.2x=-1400

x=-1400/-1.2

x=1166+0.79999999999995/1.2

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