-81t^2+k-h=-gt

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Solution for -81t^2+k-h=-gt equation:


Simplifying
-81t2 + k + -1h = -1gt

Reorder the terms:
-1h + k + -81t2 = -1gt

Solving
-1h + k + -81t2 = -1gt

Solving for variable 'h'.

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

Add '-1k' to each side of the equation.
-1h + k + -1k + -81t2 = -1gt + -1k

Combine like terms: k + -1k = 0
-1h + 0 + -81t2 = -1gt + -1k
-1h + -81t2 = -1gt + -1k

Add '81t2' to each side of the equation.
-1h + -81t2 + 81t2 = -1gt + -1k + 81t2

Combine like terms: -81t2 + 81t2 = 0
-1h + 0 = -1gt + -1k + 81t2
-1h = -1gt + -1k + 81t2

Divide each side by '-1'.
h = gt + k + -81t2

Simplifying
h = gt + k + -81t2

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