3d=3d+9

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Solution for 3d=3d+9 equation: 


Simplifying
3d = 3d + 9

Reorder the terms:
3d = 9 + 3d

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

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

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

Solving
0 = 9

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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