a+4=2x+b

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Solution for a+4=2x+b equation: 


Simplifying
a + 4 = 2x + b

Reorder the terms:
4 + a = 2x + b

Reorder the terms:
4 + a = b + 2x

Solving
4 + a = b + 2x

Solving for variable 'a'.

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

Add '-4' to each side of the equation.
4 + -4 + a = b + -4 + 2x

Combine like terms: 4 + -4 = 0
0 + a = b + -4 + 2x
a = b + -4 + 2x

Reorder the terms:
a = -4 + b + 2x

Simplifying
a = -4 + b + 2x

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