-7y=9-7y

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



-7y=9-7y

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

-7y+7y-9=0

We add all the numbers together, and all the variables

-9!=0

There is no solution for this equation

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