5n-2n+12=3.5-4n-9

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Solution for 5n-2n+12=3.5-4n-9 equation: 



5n-2n+12=3.5-4n-9

We move all terms to the left:

5n-2n+12-(3.5-4n-9)=0

We add all the numbers together, and all the variables

5n-2n-(-4n-5.5)+12=0

We add all the numbers together, and all the variables

3n-(-4n-5.5)+12=0

We get rid of parentheses

3n+4n+5.5+12=0

We add all the numbers together, and all the variables

7n+17.5=0

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

7n=-17.5

n=-17.5/7

n=-2+2.3333333333333/4.6666666666667

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