9e+117=2e-9

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Solution for 9e+117=2e-9 equation: 



9e+117=2e-9

We move all terms to the left:

9e+117-(2e-9)=0

We get rid of parentheses

9e-2e+9+117=0

We add all the numbers together, and all the variables

7e+126=0

We move all terms containing e to the left, all other terms to the right

7e=-126

e=-126/7

e=-18

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