-3b+9=9-3b

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


Simplifying
-3b + 9 = 9 + -3b

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

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

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

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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