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3n+5.8=-2
We move all terms to the left:
3n+5.8-(-2)=0
We add all the numbers together, and all the variables
3n+7.8=0
We move all terms containing n to the left, all other terms to the right
3n=-7.8
n=-7.8/3
n=-2+1/1.6666666666667
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