2y=y-4

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Solution for 2y=y-4 equation: 



2y=y-4

We move all terms to the left:

2y-(y-4)=0

We get rid of parentheses

2y-y+4=0

We add all the numbers together, and all the variables

y+4=0

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

y=-4

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