3e+6=21

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Solution for 3e+6=21 equation: 



3e+6=21

We move all terms to the left:

3e+6-(21)=0

We add all the numbers together, and all the variables

3e-15=0

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

3e=15

e=15/3

e=5

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