d+18=8-3d

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Solution for d+18=8-3d equation:


Simplifying
d + 18 = 8 + -3d

Reorder the terms:
18 + d = 8 + -3d

Solving
18 + d = 8 + -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.
18 + d + 3d = 8 + -3d + 3d

Combine like terms: d + 3d = 4d
18 + 4d = 8 + -3d + 3d

Combine like terms: -3d + 3d = 0
18 + 4d = 8 + 0
18 + 4d = 8

Add '-18' to each side of the equation.
18 + -18 + 4d = 8 + -18

Combine like terms: 18 + -18 = 0
0 + 4d = 8 + -18
4d = 8 + -18

Combine like terms: 8 + -18 = -10
4d = -10

Divide each side by '4'.
d = -2.5

Simplifying
d = -2.5

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