2(e+5)=21

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Solution for 2(e+5)=21 equation: 



2(e+5)=21

We move all terms to the left:

2(e+5)-(21)=0

We multiply parentheses

2e+10-21=0

We add all the numbers together, and all the variables

2e-11=0

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

2e=11

e=11/2

e=5+1/2

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