2b=12-b

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Solution for 2b=12-b equation: 


Simplifying
2b = 12 + -1b

Solving
2b = 12 + -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
2b + b = 12 + -1b + b

Combine like terms: 2b + b = 3b
3b = 12 + -1b + b

Combine like terms: -1b + b = 0
3b = 12 + 0
3b = 12

Divide each side by '3'.
b = 4

Simplifying
b = 4

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