-7y=9+18

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Solution for -7y=9+18 equation: 



-7y=9+18

We move all terms to the left:

-7y-(9+18)=0

We add all the numbers together, and all the variables

-7y-27=0

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

-7y=27

y=27/-7

y=-3+6/7

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