3.1+1.2n=12.7

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Solution for 3.1+1.2n=12.7 equation: 



3.1+1.2n=12.7

We move all terms to the left:

3.1+1.2n-(12.7)=0

We add all the numbers together, and all the variables

1.2n-9.6=0

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

1.2n=9.6

n=9.6/1.2

n=8

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