-16x^2+69=0

Solution for -16x^2+69=0 equation:

Simplifying
-16x2 + 69 = 0

Reorder the terms:
69 + -16x2 = 0

Solving
69 + -16x2 = 0

Solving for variable 'x'.

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

Add '-69' to each side of the equation.
69 + -69 + -16x2 = 0 + -69

Combine like terms: 69 + -69 = 0
0 + -16x2 = 0 + -69
-16x2 = 0 + -69

Combine like terms: 0 + -69 = -69
-16x2 = -69

Divide each side by '-16'.
x2 = 4.3125

Simplifying
x2 = 4.3125

Take the square root of each side:
x = {-2.076655966, 2.076655966}