-2D+9=-6+3D

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Solution for -2D+9=-6+3D equation:


Simplifying
-2D + 9 = -6 + 3D

Reorder the terms:
9 + -2D = -6 + 3D

Solving
9 + -2D = -6 + 3D

Solving for variable 'D'.

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

Add '-3D' to each side of the equation.
9 + -2D + -3D = -6 + 3D + -3D

Combine like terms: -2D + -3D = -5D
9 + -5D = -6 + 3D + -3D

Combine like terms: 3D + -3D = 0
9 + -5D = -6 + 0
9 + -5D = -6

Add '-9' to each side of the equation.
9 + -9 + -5D = -6 + -9

Combine like terms: 9 + -9 = 0
0 + -5D = -6 + -9
-5D = -6 + -9

Combine like terms: -6 + -9 = -15
-5D = -15

Divide each side by '-5'.
D = 3

Simplifying
D = 3

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