-9=0*t+0.5*9.8*t*t

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Solution for -9=0*t+0.5*9.8*t*t equation:


Simplifying
-9 = 0t + 0.5 * 9.8t * t

Anything times zero is zero.
-9 = 0t + 0.5 * 9.8t * t

Multiply 0.5 * 9.8
-9 = 0 + 4.9t * t

Multiply t * t
-9 = 0 + 4.9t2
Remove the zero:
-9 = 4.9t2

Solving
-9 = 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.
-9 + -4.9t2 = 4.9t2 + -4.9t2

Combine like terms: 4.9t2 + -4.9t2 = 0.0
-9 + -4.9t2 = 0.0

Add '9' to each side of the equation.
-9 + 9 + -4.9t2 = 0.0 + 9

Combine like terms: -9 + 9 = 0
0 + -4.9t2 = 0.0 + 9
-4.9t2 = 0.0 + 9

Combine like terms: 0.0 + 9 = 9
-4.9t2 = 9

Divide each side by '-4.9'.
t2 = -1.836734694

Simplifying
t2 = -1.836734694

Reorder the terms:
1.836734694 + t2 = -1.836734694 + 1.836734694

Combine like terms: -1.836734694 + 1.836734694 = 0.000000000
1.836734694 + t2 = 0.000000000

The solution to this equation could not be determined.

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