-7y+9=8y

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Solution for -7y+9=8y equation: 



-7y+9=8y

We move all terms to the left:

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

We add all the numbers together, and all the variables

-15y+9=0

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

-15y=-9

y=-9/-15

y=3/5

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