3.2x^2-1.3=0

Solution for 3.2x^2-1.3=0 equation:

Simplifying
3.2x2 + -1.3 = 0

Reorder the terms:
-1.3 + 3.2x2 = 0

Solving
-1.3 + 3.2x2 = 0

Solving for variable 'x'.

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

Add '1.3' to each side of the equation.
-1.3 + 1.3 + 3.2x2 = 0 + 1.3

Combine like terms: -1.3 + 1.3 = 0.0
0.0 + 3.2x2 = 0 + 1.3
3.2x2 = 0 + 1.3

Combine like terms: 0 + 1.3 = 1.3
3.2x2 = 1.3

Divide each side by '3.2'.
x2 = 0.40625

Simplifying
x2 = 0.40625

Take the square root of each side:
x = {-0.637377439, 0.637377439}