-30d-12=18d

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Solution for -30d-12=18d equation:


Simplifying
-30d + -12 = 18d

Reorder the terms:
-12 + -30d = 18d

Solving
-12 + -30d = 18d

Solving for variable 'd'.

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

Add '-18d' to each side of the equation.
-12 + -30d + -18d = 18d + -18d

Combine like terms: -30d + -18d = -48d
-12 + -48d = 18d + -18d

Combine like terms: 18d + -18d = 0
-12 + -48d = 0

Add '12' to each side of the equation.
-12 + 12 + -48d = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -48d = 0 + 12
-48d = 0 + 12

Combine like terms: 0 + 12 = 12
-48d = 12

Divide each side by '-48'.
d = -0.25

Simplifying
d = -0.25

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