(12/y)+(15/y)=3

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Solution for (12/y)+(15/y)=3 equation: 



(12/y)+(15/y)=3

We move all terms to the left:

(12/y)+(15/y)-(3)=0



Domain of the equation: y)!=0

y!=0/1

y!=0

y∈R



We add all the numbers together, and all the variables

(+12/y)+(+15/y)-3=0

We get rid of parentheses

12/y+15/y-3=0

We multiply all the terms by the denominator


-3*y+12+15=0

We add all the numbers together, and all the variables

-3y+27=0

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

-3y=-27

y=-27/-3

y=+9

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