D=2t^2-8t-9

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Solution for D=2t^2-8t-9 equation: 


Simplifying
D = 2t2 + -8t + -9

Reorder the terms:
D = -9 + -8t + 2t2

Solving
D = -9 + -8t + 2t2

Solving for variable 'D'.

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

Simplifying
D = -9 + -8t + 2t2

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