2a^2-23=0

Solution for 2a^2-23=0 equation:

Simplifying
2a2 + -23 = 0

Reorder the terms:
-23 + 2a2 = 0

Solving
-23 + 2a2 = 0

Solving for variable 'a'.

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

Add '23' to each side of the equation.
-23 + 23 + 2a2 = 0 + 23

Combine like terms: -23 + 23 = 0
0 + 2a2 = 0 + 23
2a2 = 0 + 23

Combine like terms: 0 + 23 = 23
2a2 = 23

Divide each side by '2'.
a2 = 11.5

Simplifying
a2 = 11.5

Take the square root of each side:
a = {-3.391164992, 3.391164992}