3y=18-9

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Solution for 3y=18-9 equation: 



3y=18-9

We move all terms to the left:

3y-(18-9)=0

We add all the numbers together, and all the variables

3y-9=0

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

3y=9

y=9/3

y=3

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