x^2-10+25=81

Solution for x^2-10+25=81 equation:

Simplifying
x2 + -10 + 25 = 81

Reorder the terms:
-10 + 25 + x2 = 81

Combine like terms: -10 + 25 = 15
15 + x2 = 81

Solving
15 + x2 = 81

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + x2 = 81 + -15

Combine like terms: 15 + -15 = 0
0 + x2 = 81 + -15
x2 = 81 + -15

Combine like terms: 81 + -15 = 66
x2 = 66

Simplifying
x2 = 66

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