(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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