8x^2-51=0

Solution for 8x^2-51=0 equation:

Simplifying
8x2 + -51 = 0

Reorder the terms:
-51 + 8x2 = 0

Solving
-51 + 8x2 = 0

Solving for variable 'x'.

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

Add '51' to each side of the equation.
-51 + 51 + 8x2 = 0 + 51

Combine like terms: -51 + 51 = 0
0 + 8x2 = 0 + 51
8x2 = 0 + 51

Combine like terms: 0 + 51 = 51
8x2 = 51

Divide each side by '8'.
x2 = 6.375

Simplifying
x2 = 6.375

Take the square root of each side:
x = {-2.524876235, 2.524876235}