9y+3=7y+15

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Solution for 9y+3=7y+15 equation: 



9y+3=7y+15

We move all terms to the left:

9y+3-(7y+15)=0

We get rid of parentheses

9y-7y-15+3=0

We add all the numbers together, and all the variables

2y-12=0

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

2y=12

y=12/2

y=6

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