3(4n+3)=18

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Solution for 3(4n+3)=18 equation: 



3(4n+3)=18

We move all terms to the left:

3(4n+3)-(18)=0

We multiply parentheses

12n+9-18=0

We add all the numbers together, and all the variables

12n-9=0

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

12n=9

n=9/12

n=3/4

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