426=4x^2

Solution for 426=4x^2 equation:

Simplifying
426 = 4x2

Solving
426 = 4x2

Solving for variable 'x'.

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

Add '-4x2' to each side of the equation.
426 + -4x2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
426 + -4x2 = 0

Add '-426' to each side of the equation.
426 + -426 + -4x2 = 0 + -426

Combine like terms: 426 + -426 = 0
0 + -4x2 = 0 + -426
-4x2 = 0 + -426

Combine like terms: 0 + -426 = -426
-4x2 = -426

Divide each side by '-4'.
x2 = 106.5

Simplifying
x2 = 106.5

Take the square root of each side:
x = {-10.31988372, 10.31988372}