9d-9=3d-3

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Solution for 9d-9=3d-3 equation:


Simplifying
9d + -9 = 3d + -3

Reorder the terms:
-9 + 9d = 3d + -3

Reorder the terms:
-9 + 9d = -3 + 3d

Solving
-9 + 9d = -3 + 3d

Solving for variable 'd'.

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

Add '-3d' to each side of the equation.
-9 + 9d + -3d = -3 + 3d + -3d

Combine like terms: 9d + -3d = 6d
-9 + 6d = -3 + 3d + -3d

Combine like terms: 3d + -3d = 0
-9 + 6d = -3 + 0
-9 + 6d = -3

Add '9' to each side of the equation.
-9 + 9 + 6d = -3 + 9

Combine like terms: -9 + 9 = 0
0 + 6d = -3 + 9
6d = -3 + 9

Combine like terms: -3 + 9 = 6
6d = 6

Divide each side by '6'.
d = 1

Simplifying
d = 1

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