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6.9n=17.25
We move all terms to the left:
6.9n-(17.25)=0
We add all the numbers together, and all the variables
6.9n-17.25=0
We move all terms containing n to the left, all other terms to the right
6.9n=17.25
n=17.25/6.9
n=2+1/2
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