4.9t^2-30=0

Solution for 4.9t^2-30=0 equation:

Simplifying
4.9t2 + -30 = 0

Reorder the terms:
-30 + 4.9t2 = 0

Solving
-30 + 4.9t2 = 0

Solving for variable 't'.

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

Add '30' to each side of the equation.
-30 + 30 + 4.9t2 = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 4.9t2 = 0 + 30
4.9t2 = 0 + 30

Combine like terms: 0 + 30 = 30
4.9t2 = 30

Divide each side by '4.9'.
t2 = 6.12244898

Simplifying
t2 = 6.12244898

Take the square root of each side:
t = {-2.474358297, 2.474358297}