x^2-0.17=0.64

Solution for x^2-0.17=0.64 equation:

Simplifying
x2 + -0.17 = 0.64

Reorder the terms:
-0.17 + x2 = 0.64

Solving
-0.17 + x2 = 0.64

Solving for variable 'x'.

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

Add '0.17' to each side of the equation.
-0.17 + 0.17 + x2 = 0.64 + 0.17

Combine like terms: -0.17 + 0.17 = 0.00
0.00 + x2 = 0.64 + 0.17
x2 = 0.64 + 0.17

Combine like terms: 0.64 + 0.17 = 0.81
x2 = 0.81

Simplifying
x2 = 0.81

Take the square root of each side:
x = {-0.9, 0.9}