2y+9=31

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Solution for 2y+9=31 equation: 



2y+9=31

We move all terms to the left:

2y+9-(31)=0

We add all the numbers together, and all the variables

2y-22=0

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

2y=22

y=22/2

y=11

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