.4n+1.3=3.1

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Solution for .4n+1.3=3.1 equation: 



.4n+1.3=3.1

We move all terms to the left:

.4n+1.3-(3.1)=0

We add all the numbers together, and all the variables

.4n-1.8=0

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

.4n=1.8

n=1.8/.4

n=4+0.2/.4

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