-y-1=2y

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Solution for -y-1=2y equation: 



-y-1=2y

We move all terms to the left:

-y-1-(2y)=0

We add all the numbers together, and all the variables

-3y-1=0

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

-3y=1

y=1/-3

y=-1/3

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