7-(2y)=-1

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Solution for 7-(2y)=-1 equation: 



7-(2y)=-1

We move all terms to the left:

7-(2y)-(-1)=0

We add all the numbers together, and all the variables

-2y+8=0

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

-2y=-8

y=-8/-2

y=+4

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