e^2-121=0

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Solution for e^2-121=0 equation: 


Simplifying
e2 + -121 = 0

Reorder the terms:
-121 + e2 = 0

Solving
-121 + e2 = 0

Solving for variable 'e'.

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

Add '121' to each side of the equation.
-121 + 121 + e2 = 0 + 121

Combine like terms: -121 + 121 = 0
0 + e2 = 0 + 121
e2 = 0 + 121

Combine like terms: 0 + 121 = 121
e2 = 121

Simplifying
e2 = 121

Take the square root of each side:
e = {-11, 11}

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