b(b-3b)=

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Solution for b(b-3b)= equation: 


Simplifying
b(b + -3b) = 0

Combine like terms: b + -3b = -2b
b(-2b) = 0

Remove parenthesis around (-2b)
b * -2b = 0

Reorder the terms for easier multiplication:
-2b * b = 0

Multiply b * b
-2b2 = 0

Solving
-2b2 = 0

Solving for variable 'b'.

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

Divide each side by '-2'.
b2 = 0

Simplifying
b2 = 0

Take the square root of each side:
b = {0}

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