e+21=24

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Solution for e+21=24 equation: 


Simplifying
e + 21 = 24

Reorder the terms:
21 + e = 24

Solving
21 + e = 24

Solving for variable 'e'.

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

Add '-21' to each side of the equation.
21 + -21 + e = 24 + -21

Combine like terms: 21 + -21 = 0
0 + e = 24 + -21
e = 24 + -21

Combine like terms: 24 + -21 = 3
e = 3

Simplifying
e = 3

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