d=9-2d

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Solution for d=9-2d equation:


Simplifying
d = 9 + -2d

Solving
d = 9 + -2d

Solving for variable 'd'.

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

Add '2d' to each side of the equation.
d + 2d = 9 + -2d + 2d

Combine like terms: d + 2d = 3d
3d = 9 + -2d + 2d

Combine like terms: -2d + 2d = 0
3d = 9 + 0
3d = 9

Divide each side by '3'.
d = 3

Simplifying
d = 3

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