3.5=(25.7-4.5)/x

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Solution for 3.5=(25.7-4.5)/x equation: 



3.5=(25.7-4.5)/x

We move all terms to the left:

3.5-((25.7-4.5)/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

-((21.2)/x)+3.5=0

We multiply all the terms by the denominator


-((21.2)+(3.5)*x)=0



We calculate terms in parentheses: -((21.2)+(3.5)*x), so:

(21.2)+(3.5)*x

determiningTheFunctionDomain
(3.5)*x+(21.2)

We add all the numbers together, and all the variables

(3.5)*x+21.2

We multiply parentheses

3.5x+21.2

Back to the equation:

-(3.5x+21.2)



We get rid of parentheses

-3.5x-21.2=0

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

-3.5x=21.2

x=21.2/-3.5

x=-6+0.2/3.5

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