2y+3=y-4

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Solution for 2y+3=y-4 equation: 



2y+3=y-4

We move all terms to the left:

2y+3-(y-4)=0

We get rid of parentheses

2y-y+4+3=0

We add all the numbers together, and all the variables

y+7=0

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

y=-7

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