7y+9=3(y+5)

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Solution for 7y+9=3(y+5) equation: 



7y+9=3(y+5)

We move all terms to the left:

7y+9-(3(y+5))=0



We calculate terms in parentheses: -(3(y+5)), so:

3(y+5)

We multiply parentheses

3y+15

Back to the equation:

-(3y+15)



We get rid of parentheses

7y-3y-15+9=0

We add all the numbers together, and all the variables

4y-6=0

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

4y=6

y=6/4

y=1+1/2

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