-2y+9-9=7-9

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



-2y+9-9=7-9

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

-2y+2=0

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

-2y=-2

y=-2/-2

y=1

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