(81+x)/2x=90

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Solution for (81+x)/2x=90 equation: 



(81+x)/2x=90

We move all terms to the left:

(81+x)/2x-(90)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We add all the numbers together, and all the variables

(x+81)/2x-90=0

We multiply all the terms by the denominator


(x+81)-90*2x=0

Wy multiply elements

(x+81)-180x=0

We get rid of parentheses

x-180x+81=0

We add all the numbers together, and all the variables

-179x+81=0

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

-179x=-81

x=-81/-179

x=81/179

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