+7=-y

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Solution for +7=-y equation: 



+7=-y

We move all terms to the left:

+7-(-y)=0

We add all the numbers together, and all the variables

-(-1y)+7=0

We get rid of parentheses

1y+7=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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