3y+y=30

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Solution for 3y+y=30 equation: 



3y+y=30

We move all terms to the left:

3y+y-(30)=0

We add all the numbers together, and all the variables

4y-30=0

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

4y=30

y=30/4

y=7+1/2

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