8x^2-64=

Solution for 8x^2-64= equation:

Simplifying
8x2 + -64 = 0

Reorder the terms:
-64 + 8x2 = 0

Solving
-64 + 8x2 = 0

Solving for variable 'x'.

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

Add '64' to each side of the equation.
-64 + 64 + 8x2 = 0 + 64

Combine like terms: -64 + 64 = 0
0 + 8x2 = 0 + 64
8x2 = 0 + 64

Combine like terms: 0 + 64 = 64
8x2 = 64

Divide each side by '8'.
x2 = 8

Simplifying
x2 = 8

Take the square root of each side:
x = {-2.828427125, 2.828427125}