x^2-64=25

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Solution for x^2-64=25 equation: 


Simplifying
x2 + -64 = 25

Reorder the terms:
-64 + x2 = 25

Solving
-64 + x2 = 25

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 + x2 = 25 + 64

Combine like terms: -64 + 64 = 0
0 + x2 = 25 + 64
x2 = 25 + 64

Combine like terms: 25 + 64 = 89
x2 = 89

Simplifying
x2 = 89

Take the square root of each side:
x = {-9.433981132, 9.433981132}

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