-2w+9=9-2w

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Solution for -2w+9=9-2w equation: 



-2w+9=9-2w

We move all terms to the left:

-2w+9-(9-2w)=0

We add all the numbers together, and all the variables

-2w-(-2w+9)+9=0

We get rid of parentheses

-2w+2w-9+9=0

We add all the numbers together, and all the variables

=0

w=0/1

w=0

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