800=20x-(1/8)(x(x))

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Solution for 800=20x-(1/8)(x(x)) equation: 



800=20x-(1/8)(x(x))

We move all terms to the left:

800-(20x-(1/8)(x(x)))=0



Domain of the equation: 8)(xx))!=0

x∈R



determiningTheFunctionDomain
-(20x-(1/8)xx)+800=0

We add all the numbers together, and all the variables

-(20x-(+1/8)xx)+800=0

We multiply all the terms by the denominator


-(20x-(+1+800*8)xx)=0



We calculate terms in parentheses: -(20x-(+1+800*8)xx), so:

20x-(+1+800*8)xx

We add all the numbers together, and all the variables

20x-6401xx

Back to the equation:

-(20x-6401xx)



We add all the numbers together, and all the variables

-(+20x-6401xx)=0

We get rid of parentheses

-20x+6401xx=0

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