B+4=2b-9

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Solution for B+4=2b-9 equation: 


Simplifying
B + 4 = 2b + -9

Reorder the terms:
4 + B = 2b + -9

Reorder the terms:
4 + B = -9 + 2b

Solving
4 + B = -9 + 2b

Solving for variable 'B'.

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

Add '-4' to each side of the equation.
4 + -4 + B = -9 + -4 + 2b

Combine like terms: 4 + -4 = 0
0 + B = -9 + -4 + 2b
B = -9 + -4 + 2b

Combine like terms: -9 + -4 = -13
B = -13 + 2b

Simplifying
B = -13 + 2b

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