-5x^2+16=0

Solution for -5x^2+16=0 equation:

Simplifying
-5x2 + 16 = 0

Reorder the terms:
16 + -5x2 = 0

Solving
16 + -5x2 = 0

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + -5x2 = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -5x2 = 0 + -16
-5x2 = 0 + -16

Combine like terms: 0 + -16 = -16
-5x2 = -16

Divide each side by '-5'.
x2 = 3.2

Simplifying
x2 = 3.2

Take the square root of each side:
x = {-1.788854382, 1.788854382}