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71.2e=1.637
We move all terms to the left:
71.2e-(1.637)=0
We add all the numbers together, and all the variables
71.2e-1.637=0
We move all terms containing e to the left, all other terms to the right
71.2e=1.637
e=1.637/71.2
e=1/43.4941967013
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