x^2-1=65

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Solution for x^2-1=65 equation: 


Simplifying
x2 + -1 = 65

Reorder the terms:
-1 + x2 = 65

Solving
-1 + x2 = 65

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + x2 = 65 + 1

Combine like terms: -1 + 1 = 0
0 + x2 = 65 + 1
x2 = 65 + 1

Combine like terms: 65 + 1 = 66
x2 = 66

Simplifying
x2 = 66

Take the square root of each side:
x = {-8.124038405, 8.124038405}

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