15=9d-18

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Solution for 15=9d-18 equation:


Simplifying
15 = 9d + -18

Reorder the terms:
15 = -18 + 9d

Solving
15 = -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.
15 + -9d = -18 + 9d + -9d

Combine like terms: 9d + -9d = 0
15 + -9d = -18 + 0
15 + -9d = -18

Add '-15' to each side of the equation.
15 + -15 + -9d = -18 + -15

Combine like terms: 15 + -15 = 0
0 + -9d = -18 + -15
-9d = -18 + -15

Combine like terms: -18 + -15 = -33
-9d = -33

Divide each side by '-9'.
d = 3.666666667

Simplifying
d = 3.666666667

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