x^2-1-56=0

Solution for x^2-1-56=0 equation:

Simplifying
x2 + -1 + -56 = 0

Reorder the terms:
-1 + -56 + x2 = 0

Combine like terms: -1 + -56 = -57
-57 + x2 = 0

Solving
-57 + x2 = 0

Solving for variable 'x'.

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

Add '57' to each side of the equation.
-57 + 57 + x2 = 0 + 57

Combine like terms: -57 + 57 = 0
0 + x2 = 0 + 57
x2 = 0 + 57

Combine like terms: 0 + 57 = 57
x2 = 57

Simplifying
x2 = 57

Take the square root of each side:
x = {-7.549834435, 7.549834435}