9y+9=117-3y

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Solution for 9y+9=117-3y equation: 



9y+9=117-3y

We move all terms to the left:

9y+9-(117-3y)=0

We add all the numbers together, and all the variables

9y-(-3y+117)+9=0

We get rid of parentheses

9y+3y-117+9=0

We add all the numbers together, and all the variables

12y-108=0

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

12y=108

y=108/12

y=9

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