R(x)=x-2/x-8

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Solution for R(x)=x-2/x-8 equation: 



(R)=R-2/R-8

We move all terms to the left:

(R)-(R-2/R-8)=0



Domain of the equation: R-8)!=0

R∈R



We get rid of parentheses

R-R+2/R+8=0

We multiply all the terms by the denominator


R*R-R*R+8*R+2=0

We add all the numbers together, and all the variables

8R+R*R-R*R+2=0

Wy multiply elements

R^2-1R^2+8R+2=0

We add all the numbers together, and all the variables

8R+2=0

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

8R=-2

R=-2/8

R=-1/4

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