8d=4d-9

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Solution for 8d=4d-9 equation: 


Simplifying
8d = 4d + -9

Reorder the terms:
8d = -9 + 4d

Solving
8d = -9 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
8d + -4d = -9 + 4d + -4d

Combine like terms: 8d + -4d = 4d
4d = -9 + 4d + -4d

Combine like terms: 4d + -4d = 0
4d = -9 + 0
4d = -9

Divide each side by '4'.
d = -2.25

Simplifying
d = -2.25

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