b+4=a

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Solution for b+4=a equation: 


Simplifying
b + 4 = a

Reorder the terms:
4 + b = a

Solving
4 + b = a

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 = -4 + a

Combine like terms: 4 + -4 = 0
0 + b = -4 + a
b = -4 + a

Simplifying
b = -4 + a

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