18-d=2d

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Solution for 18-d=2d equation:


Simplifying
18 + -1d = 2d

Solving
18 + -1d = 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.
18 + -1d + -2d = 2d + -2d

Combine like terms: -1d + -2d = -3d
18 + -3d = 2d + -2d

Combine like terms: 2d + -2d = 0
18 + -3d = 0

Add '-18' to each side of the equation.
18 + -18 + -3d = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -3d = 0 + -18
-3d = 0 + -18

Combine like terms: 0 + -18 = -18
-3d = -18

Divide each side by '-3'.
d = 6

Simplifying
d = 6

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