7y=9y-2y

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Solution for 7y=9y-2y equation: 



7y=9y-2y

We move all terms to the left:

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

We add all the numbers together, and all the variables

7y-(+7y)=0

We get rid of parentheses

7y-7y=0

We add all the numbers together, and all the variables

=0

y=0/1

y=0

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