8y+9=12y-19

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Solution for 8y+9=12y-19 equation: 



8y+9=12y-19

We move all terms to the left:

8y+9-(12y-19)=0

We get rid of parentheses

8y-12y+19+9=0

We add all the numbers together, and all the variables

-4y+28=0

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

-4y=-28

y=-28/-4

y=+7

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