-y+3=-7+y

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Solution for -y+3=-7+y equation: 



-y+3=-7+y

We move all terms to the left:

-y+3-(-7+y)=0

We add all the numbers together, and all the variables

-y-(y-7)+3=0

We add all the numbers together, and all the variables

-1y-(y-7)+3=0

We get rid of parentheses

-1y-y+7+3=0

We add all the numbers together, and all the variables

-2y+10=0

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

-2y=-10

y=-10/-2

y=+5

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