1+e=21

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Solution for 1+e=21 equation: 


Simplifying
1 + e = 21

Solving
1 + e = 21

Solving for variable 'e'.

Move all terms containing e to the left, all other terms to the right.

Add '-1' to each side of the equation.
1 + -1 + e = 21 + -1

Combine like terms: 1 + -1 = 0
0 + e = 21 + -1
e = 21 + -1

Combine like terms: 21 + -1 = 20
e = 20

Simplifying
e = 20

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