12y-5=9y-7

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Solution for 12y-5=9y-7 equation: 



12y-5=9y-7

We move all terms to the left:

12y-5-(9y-7)=0

We get rid of parentheses

12y-9y+7-5=0

We add all the numbers together, and all the variables

3y+2=0

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

3y=-2

y=-2/3

y=-2/3

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