7y-72=y+12

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Solution for 7y-72=y+12 equation: 



7y-72=y+12

We move all terms to the left:

7y-72-(y+12)=0

We get rid of parentheses

7y-y-12-72=0

We add all the numbers together, and all the variables

6y-84=0

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

6y=84

y=84/6

y=14

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