7y-3=5y+15

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Solution for 7y-3=5y+15 equation: 



7y-3=5y+15

We move all terms to the left:

7y-3-(5y+15)=0

We get rid of parentheses

7y-5y-15-3=0

We add all the numbers together, and all the variables

2y-18=0

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

2y=18

y=18/2

y=9

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