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7n+4.3=12.94
We move all terms to the left:
7n+4.3-(12.94)=0
We add all the numbers together, and all the variables
7n-8.64=0
We move all terms containing n to the left, all other terms to the right
7n=8.64
n=8.64/7
n=1+1/4.2682926829268
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