9(3y-1)-7y=31

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Solution for 9(3y-1)-7y=31 equation: 



9(3y-1)-7y=31

We move all terms to the left:

9(3y-1)-7y-(31)=0

We add all the numbers together, and all the variables

-7y+9(3y-1)-31=0

We multiply parentheses

-7y+27y-9-31=0

We add all the numbers together, and all the variables

20y-40=0

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

20y=40

y=40/20

y=2

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