2x^2-1-10=0

Solution for 2x^2-1-10=0 equation:

Simplifying
2x2 + -1 + -10 = 0

Reorder the terms:
-1 + -10 + 2x2 = 0

Combine like terms: -1 + -10 = -11
-11 + 2x2 = 0

Solving
-11 + 2x2 = 0

Solving for variable 'x'.

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

Add '11' to each side of the equation.
-11 + 11 + 2x2 = 0 + 11

Combine like terms: -11 + 11 = 0
0 + 2x2 = 0 + 11
2x2 = 0 + 11

Combine like terms: 0 + 11 = 11
2x2 = 11

Divide each side by '2'.
x2 = 5.5

Simplifying
x2 = 5.5

Take the square root of each side:
x = {-2.34520788, 2.34520788}