9d=10d+9

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Solution for 9d=10d+9 equation: 


Simplifying
9d = 10d + 9

Reorder the terms:
9d = 9 + 10d

Solving
9d = 9 + 10d

Solving for variable 'd'.

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

Add '-10d' to each side of the equation.
9d + -10d = 9 + 10d + -10d

Combine like terms: 9d + -10d = -1d
-1d = 9 + 10d + -10d

Combine like terms: 10d + -10d = 0
-1d = 9 + 0
-1d = 9

Divide each side by '-1'.
d = -9

Simplifying
d = -9

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