9y+7=12y+77

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Solution for 9y+7=12y+77 equation: 



9y+7=12y+77

We move all terms to the left:

9y+7-(12y+77)=0

We get rid of parentheses

9y-12y-77+7=0

We add all the numbers together, and all the variables

-3y-70=0

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

-3y=70

y=70/-3

y=-23+1/3

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