(20+y)/y=2

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Solution for (20+y)/y=2 equation: 



(20+y)/y=2

We move all terms to the left:

(20+y)/y-(2)=0



Domain of the equation: y!=0

y∈R



We add all the numbers together, and all the variables

(y+20)/y-2=0

We multiply all the terms by the denominator


(y+20)-2*y=0

We add all the numbers together, and all the variables

-2y+(y+20)=0

We get rid of parentheses

-2y+y+20=0

We add all the numbers together, and all the variables

-1y+20=0

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

-y=-20

y=-20/-1

y=+20

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