E^2-6-20=0

Solution for E^2-6-20=0 equation:

Simplifying
E2 + -6 + -20 = 0

Reorder the terms:
-6 + -20 + E2 = 0

Combine like terms: -6 + -20 = -26
-26 + E2 = 0

Solving
-26 + E2 = 0

Solving for variable 'E'.

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

Add '26' to each side of the equation.
-26 + 26 + E2 = 0 + 26

Combine like terms: -26 + 26 = 0
0 + E2 = 0 + 26
E2 = 0 + 26

Combine like terms: 0 + 26 = 26
E2 = 26

Simplifying
E2 = 26

Take the square root of each side:
E = {-5.099019514, 5.099019514}