43=4.9*t^2

Solution for 43=4.9*t^2 equation:

Simplifying
43 = 4.9t2

Solving
43 = 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.
43 + -4.9t2 = 4.9t2 + -4.9t2

Combine like terms: 4.9t2 + -4.9t2 = 0.0
43 + -4.9t2 = 0.0

Add '-43' to each side of the equation.
43 + -43 + -4.9t2 = 0.0 + -43

Combine like terms: 43 + -43 = 0
0 + -4.9t2 = 0.0 + -43
-4.9t2 = 0.0 + -43

Combine like terms: 0.0 + -43 = -43
-4.9t2 = -43

Divide each side by '-4.9'.
t2 = 8.775510204

Simplifying
t2 = 8.775510204

Take the square root of each side:
t = {-2.962348765, 2.962348765}