6D-12+9=0

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Solution for 6D-12+9=0 equation: 


Simplifying
6D + -12 + 9 = 0

Reorder the terms:
-12 + 9 + 6D = 0

Combine like terms: -12 + 9 = -3
-3 + 6D = 0

Solving
-3 + 6D = 0

Solving for variable 'D'.

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

Add '3' to each side of the equation.
-3 + 3 + 6D = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 6D = 0 + 3
6D = 0 + 3

Combine like terms: 0 + 3 = 3
6D = 3

Divide each side by '6'.
D = 0.5

Simplifying
D = 0.5

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