3(3n+5)=3(9-n)

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Solution for 3(3n+5)=3(9-n) equation: 



3(3n+5)=3(9-n)

We move all terms to the left:

3(3n+5)-(3(9-n))=0

We add all the numbers together, and all the variables

3(3n+5)-(3(-1n+9))=0

We multiply parentheses

9n-(3(-1n+9))+15=0



We calculate terms in parentheses: -(3(-1n+9)), so:

3(-1n+9)

We multiply parentheses

-3n+27

Back to the equation:

-(-3n+27)



We get rid of parentheses

9n+3n-27+15=0

We add all the numbers together, and all the variables

12n-12=0

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

12n=12

n=12/12

n=1

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