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n/0.8=9.875
We move all terms to the left:
n/0.8-(9.875)=0
We add all the numbers together, and all the variables
n/0.8-9.875=0
We multiply all the terms by the denominator
n-(9.875)*0.8=0
We add all the numbers together, and all the variables
n-7.9=0
We move all terms containing n to the left, all other terms to the right
n=7.9
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