4y+3(y-9)=15

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Solution for 4y+3(y-9)=15 equation: 



4y+3(y-9)=15

We move all terms to the left:

4y+3(y-9)-(15)=0

We multiply parentheses

4y+3y-27-15=0

We add all the numbers together, and all the variables

7y-42=0

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

7y=42

y=42/7

y=6

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