12-4y=2y+9

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Solution for 12-4y=2y+9 equation: 



12-4y=2y+9

We move all terms to the left:

12-4y-(2y+9)=0

We get rid of parentheses

-4y-2y-9+12=0

We add all the numbers together, and all the variables

-6y+3=0

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

-6y=-3

y=-3/-6

y=1/2

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