3y=20-7

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Solution for 3y=20-7 equation: 



3y=20-7

We move all terms to the left:

3y-(20-7)=0

We add all the numbers together, and all the variables

3y-13=0

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

3y=13

y=13/3

y=4+1/3

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