9y-66=3y+78

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Solution for 9y-66=3y+78 equation: 



9y-66=3y+78

We move all terms to the left:

9y-66-(3y+78)=0

We get rid of parentheses

9y-3y-78-66=0

We add all the numbers together, and all the variables

6y-144=0

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

6y=144

y=144/6

y=24

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