0=-16x^2+20

Solution for 0=-16x^2+20 equation:

Simplifying
0 = -16x2 + 20

Reorder the terms:
0 = 20 + -16x2

Solving
0 = 20 + -16x2

Solving for variable 'x'.

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

Add '16x2' to each side of the equation.
0 + 16x2 = 20 + -16x2 + 16x2
Remove the zero:
16x2 = 20 + -16x2 + 16x2

Combine like terms: -16x2 + 16x2 = 0
16x2 = 20 + 0
16x2 = 20

Divide each side by '16'.
x2 = 1.25

Simplifying
x2 = 1.25

Take the square root of each side:
x = {-1.118033989, 1.118033989}