2+a=2*b

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Solution for 2+a=2*b equation: 


Simplifying
2 + a = 2b

Solving
2 + a = 2b

Solving for variable 'a'.

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

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

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

Simplifying
a = -2 + 2b

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