b=2n+2+(n-1)

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Solution for b=2n+2+(n-1) equation: 


Simplifying
b = 2n + 2 + (n + -1)

Reorder the terms:
b = 2n + 2 + (-1 + n)

Remove parenthesis around (-1 + n)
b = 2n + 2 + -1 + n

Reorder the terms:
b = 2 + -1 + 2n + n

Combine like terms: 2 + -1 = 1
b = 1 + 2n + n

Combine like terms: 2n + n = 3n
b = 1 + 3n

Solving
b = 1 + 3n

Solving for variable 'b'.

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

Simplifying
b = 1 + 3n

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