4x^2-65=0

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

Simplifying
4x2 + -65 = 0

Reorder the terms:
-65 + 4x2 = 0

Solving
-65 + 4x2 = 0

Solving for variable 'x'.

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

Add '65' to each side of the equation.
-65 + 65 + 4x2 = 0 + 65

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

Combine like terms: 0 + 65 = 65
4x2 = 65

Divide each side by '4'.
x2 = 16.25

Simplifying
x2 = 16.25

Take the square root of each side:
x = {-4.031128874, 4.031128874}