2y+31=123

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Solution for 2y+31=123 equation: 



2y+31=123

We move all terms to the left:

2y+31-(123)=0

We add all the numbers together, and all the variables

2y-92=0

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

2y=92

y=92/2

y=46

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