18=9d-18

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Solution for 18=9d-18 equation:


Simplifying
18 = 9d + -18

Reorder the terms:
18 = -18 + 9d

Solving
18 = -18 + 9d

Solving for variable 'd'.

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

Add '-9d' to each side of the equation.
18 + -9d = -18 + 9d + -9d

Combine like terms: 9d + -9d = 0
18 + -9d = -18 + 0
18 + -9d = -18

Add '-18' to each side of the equation.
18 + -18 + -9d = -18 + -18

Combine like terms: 18 + -18 = 0
0 + -9d = -18 + -18
-9d = -18 + -18

Combine like terms: -18 + -18 = -36
-9d = -36

Divide each side by '-9'.
d = 4

Simplifying
d = 4

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