0.36x^2-0.64=

Solution for 0.36x^2-0.64= equation:

Simplifying
0.36x2 + -0.64 = 0

Reorder the terms:
-0.64 + 0.36x2 = 0

Solving
-0.64 + 0.36x2 = 0

Solving for variable 'x'.

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

Add '0.64' to each side of the equation.
-0.64 + 0.64 + 0.36x2 = 0 + 0.64

Combine like terms: -0.64 + 0.64 = 0.00
0.00 + 0.36x2 = 0 + 0.64
0.36x2 = 0 + 0.64

Combine like terms: 0 + 0.64 = 0.64
0.36x2 = 0.64

Divide each side by '0.36'.
x2 = 1.777777778

Simplifying
x2 = 1.777777778

Take the square root of each side:
x = {-1.333333333, 1.333333333}