65-255x^2-4=0

Solution for 65-255x^2-4=0 equation:

Simplifying
65 + -255x2 + -4 = 0

Reorder the terms:
65 + -4 + -255x2 = 0

Combine like terms: 65 + -4 = 61
61 + -255x2 = 0

Solving
61 + -255x2 = 0

Solving for variable 'x'.

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

Add '-61' to each side of the equation.
61 + -61 + -255x2 = 0 + -61

Combine like terms: 61 + -61 = 0
0 + -255x2 = 0 + -61
-255x2 = 0 + -61

Combine like terms: 0 + -61 = -61
-255x2 = -61

Divide each side by '-255'.
x2 = 0.2392156863

Simplifying
x2 = 0.2392156863

Take the square root of each side:
x = {-0.489096807, 0.489096807}