15y-12y-3=9

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Solution for 15y-12y-3=9 equation: 



15y-12y-3=9

We move all terms to the left:

15y-12y-3-(9)=0

We add all the numbers together, and all the variables

3y-12=0

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

3y=12

y=12/3

y=4

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