3=4.9t^2

Solution for 3=4.9t^2 equation:

Simplifying
3 = 4.9t2

Solving
3 = 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.
3 + -4.9t2 = 4.9t2 + -4.9t2

Combine like terms: 4.9t2 + -4.9t2 = 0.0
3 + -4.9t2 = 0.0

Add '-3' to each side of the equation.
3 + -3 + -4.9t2 = 0.0 + -3

Combine like terms: 3 + -3 = 0
0 + -4.9t2 = 0.0 + -3
-4.9t2 = 0.0 + -3

Combine like terms: 0.0 + -3 = -3
-4.9t2 = -3

Divide each side by '-4.9'.
t2 = 0.612244898

Simplifying
t2 = 0.612244898

Take the square root of each side:
t = {-0.782460796, 0.782460796}