30+2y=80

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Solution for 30+2y=80 equation: 



30+2y=80

We move all terms to the left:

30+2y-(80)=0

We add all the numbers together, and all the variables

2y-50=0

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

2y=50

y=50/2

y=25

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