93=4.9*t^2

Solution for 93=4.9*t^2 equation:

Simplifying
93 = 4.9t2

Solving
93 = 4.9t2

Solving for variable 't'.

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

Add '-4.9t2' to each side of the equation.
93 + -4.9t2 = 4.9t2 + -4.9t2

Combine like terms: 4.9t2 + -4.9t2 = 0.0
93 + -4.9t2 = 0.0

Add '-93' to each side of the equation.
93 + -93 + -4.9t2 = 0.0 + -93

Combine like terms: 93 + -93 = 0
0 + -4.9t2 = 0.0 + -93
-4.9t2 = 0.0 + -93

Combine like terms: 0.0 + -93 = -93
-4.9t2 = -93

Divide each side by '-4.9'.
t2 = 18.97959184

Simplifying
t2 = 18.97959184

Take the square root of each side:
t = {-4.356557338, 4.356557338}