6=-16t^2+20

Solution for 6=-16t^2+20 equation:

Simplifying
6 = -16t2 + 20

Reorder the terms:
6 = 20 + -16t2

Solving
6 = 20 + -16t2

Solving for variable 't'.

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

Add '16t2' to each side of the equation.
6 + 16t2 = 20 + -16t2 + 16t2

Combine like terms: -16t2 + 16t2 = 0
6 + 16t2 = 20 + 0
6 + 16t2 = 20

Add '-6' to each side of the equation.
6 + -6 + 16t2 = 20 + -6

Combine like terms: 6 + -6 = 0
0 + 16t2 = 20 + -6
16t2 = 20 + -6

Combine like terms: 20 + -6 = 14
16t2 = 14

Divide each side by '16'.
t2 = 0.875

Simplifying
t2 = 0.875

Take the square root of each side:
t = {-0.935414347, 0.935414347}