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2.10e+5=49.10
We move all terms to the left:
2.10e+5-(49.10)=0
We add all the numbers together, and all the variables
2.10e+5-(49.1)=0
We add all the numbers together, and all the variables
2.10e-44.1=0
We move all terms containing e to the left, all other terms to the right
2.10e=44.1
e=44.1/2.10
e=21
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