(7y+7)-2(2+6y)=9

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Solution for (7y+7)-2(2+6y)=9 equation: 



(7y+7)-2(2+6y)=9

We move all terms to the left:

(7y+7)-2(2+6y)-(9)=0

We add all the numbers together, and all the variables

(7y+7)-2(6y+2)-9=0

We multiply parentheses

(7y+7)-12y-4-9=0

We get rid of parentheses

7y-12y+7-4-9=0

We add all the numbers together, and all the variables

-5y-6=0

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

-5y=6

y=6/-5

y=-1+1/5

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