12=2(3+y)

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Solution for 12=2(3+y) equation: 



12=2(3+y)

We move all terms to the left:

12-(2(3+y))=0

We add all the numbers together, and all the variables

-(2(y+3))+12=0



We calculate terms in parentheses: -(2(y+3)), so:

2(y+3)

We multiply parentheses

2y+6

Back to the equation:

-(2y+6)



We get rid of parentheses

-2y-6+12=0

We add all the numbers together, and all the variables

-2y+6=0

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

-2y=-6

y=-6/-2

y=+3

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