4=1/(2-x)

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Solution for 4=1/(2-x) equation: 



4=1/(2-x)

We move all terms to the left:

4-(1/(2-x))=0



Domain of the equation: (2-x))!=0

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

-x)!=-2

x!=-2/1

x!=-2

x∈R



We add all the numbers together, and all the variables

-(1/(-1x+2))+4=0

We multiply all the terms by the denominator


-(1+4*(-1x+2))=0



We calculate terms in parentheses: -(1+4*(-1x+2)), so:

1+4*(-1x+2)

determiningTheFunctionDomain
4*(-1x+2)+1

We multiply parentheses

-4x+8+1

We add all the numbers together, and all the variables

-4x+9

Back to the equation:

-(-4x+9)



We get rid of parentheses

4x-9=0

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

4x=9

x=9/4

x=2+1/4

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