D^2-8d-9=0

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Solution for D^2-8d-9=0 equation: 


Simplifying
D2 + -8d + -9 = 0

Reorder the terms:
-9 + D2 + -8d = 0

Solving
-9 + D2 + -8d = 0

Solving for variable 'D'.

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

Add '9' to each side of the equation.
-9 + D2 + 9 + -8d = 0 + 9

Reorder the terms:
-9 + 9 + D2 + -8d = 0 + 9

Combine like terms: -9 + 9 = 0
0 + D2 + -8d = 0 + 9
D2 + -8d = 0 + 9

Combine like terms: 0 + 9 = 9
D2 + -8d = 9

Add '8d' to each side of the equation.
D2 + -8d + 8d = 9 + 8d

Combine like terms: -8d + 8d = 0
D2 + 0 = 9 + 8d
D2 = 9 + 8d

Simplifying
D2 = 9 + 8d

Reorder the terms:
-9 + D2 + -8d = 9 + 8d + -9 + -8d

Reorder the terms:
-9 + D2 + -8d = 9 + -9 + 8d + -8d

Combine like terms: 9 + -9 = 0
-9 + D2 + -8d = 0 + 8d + -8d
-9 + D2 + -8d = 8d + -8d

Combine like terms: 8d + -8d = 0
-9 + D2 + -8d = 0

The solution to this equation could not be determined.

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