-3b+9=-3b

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Solution for -3b+9=-3b equation: 


Simplifying
-3b + 9 = -3b

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

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

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

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

Solving
9 = 0

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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