2x^2-676=0

Solution for 2x^2-676=0 equation:

Simplifying
2x2 + -676 = 0

Reorder the terms:
-676 + 2x2 = 0

Solving
-676 + 2x2 = 0

Solving for variable 'x'.

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

Add '676' to each side of the equation.
-676 + 676 + 2x2 = 0 + 676

Combine like terms: -676 + 676 = 0
0 + 2x2 = 0 + 676
2x2 = 0 + 676

Combine like terms: 0 + 676 = 676
2x2 = 676

Divide each side by '2'.
x2 = 338

Simplifying
x2 = 338

Take the square root of each side:
x = {-18.384776311, 18.384776311}