3n+6=-9n+54

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Solution for 3n+6=-9n+54 equation: 



3n+6=-9n+54

We move all terms to the left:

3n+6-(-9n+54)=0

We get rid of parentheses

3n+9n-54+6=0

We add all the numbers together, and all the variables

12n-48=0

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

12n=48

n=48/12

n=4

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