43+b=12

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Solution for 43+b=12 equation: 


Simplifying
43 + b = 12

Solving
43 + b = 12

Solving for variable 'b'.

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

Add '-43' to each side of the equation.
43 + -43 + b = 12 + -43

Combine like terms: 43 + -43 = 0
0 + b = 12 + -43
b = 12 + -43

Combine like terms: 12 + -43 = -31
b = -31

Simplifying
b = -31

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