7e+2=30

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Solution for 7e+2=30 equation: 



7e+2=30

We move all terms to the left:

7e+2-(30)=0

We add all the numbers together, and all the variables

7e-28=0

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

7e=28

e=28/7

e=4

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