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2.9n+1.7=3
We move all terms to the left:
2.9n+1.7-(3)=0
We add all the numbers together, and all the variables
2.9n-1.3=0
We move all terms containing n to the left, all other terms to the right
2.9n=1.3
n=1.3/2.9
n=1/2.2307692307692
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