.09=(5500+900-x)/x

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Solution for .09=(5500+900-x)/x equation: 



.09=(5500+900-x)/x

We move all terms to the left:

.09-((5500+900-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+6400)/x)+.09=0

We add all the numbers together, and all the variables

-((-1x+6400)/x)+0.09=0

We multiply all the terms by the denominator


-((-1x+6400)+(0.09)*x)=0



We calculate terms in parentheses: -((-1x+6400)+(0.09)*x), so:

(-1x+6400)+(0.09)*x

We multiply parentheses

(-1x+6400)+0.09x

We get rid of parentheses

-1x+0.09x+6400

We add all the numbers together, and all the variables

-0.91x+6400

Back to the equation:

-(-0.91x+6400)



We get rid of parentheses

0.91x-6400=0

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

0.91x=6400

x=6400/0.91

x=7032+0.88/0.91

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