.81t^2=100

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Solution for .81t^2=100 equation: 


Simplifying
0.81t2 = 100

Solving
0.81t2 = 100

Solving for variable 't'.

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

Divide each side by '0.81'.
t2 = 123.4567901

Simplifying
t2 = 123.4567901

Take the square root of each side:
t = {-11.11111111, 11.11111111}

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