3n-4+4n+1=8+2n+4

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Solution for 3n-4+4n+1=8+2n+4 equation: 



3n-4+4n+1=8+2n+4

We move all terms to the left:

3n-4+4n+1-(8+2n+4)=0

We add all the numbers together, and all the variables

3n+4n-(2n+12)-4+1=0

We add all the numbers together, and all the variables

7n-(2n+12)-3=0

We get rid of parentheses

7n-2n-12-3=0

We add all the numbers together, and all the variables

5n-15=0

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

5n=15

n=15/5

n=3

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