7e-(-14)=-21

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Solution for 7e-(-14)=-21 equation: 



7e-(-14)=-21

We move all terms to the left:

7e-(-14)-(-21)=0

We add all the numbers together, and all the variables

7e+35=0

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

7e=-35

e=-35/7

e=-5

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