8-(9-y)=7

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Solution for 8-(9-y)=7 equation: 



8-(9-y)=7

We move all terms to the left:

8-(9-y)-(7)=0

We add all the numbers together, and all the variables

-(-1y+9)+8-7=0

We add all the numbers together, and all the variables

-(-1y+9)+1=0

We get rid of parentheses

1y-9+1=0

We add all the numbers together, and all the variables

y-8=0

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

y=8

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