(N-1)-(3n-1)=1-n

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Solution for (N-1)-(3n-1)=1-n equation:


Simplifying
(N + -1) + -1(3n + -1) = 1 + -1n

Reorder the terms:
(-1 + N) + -1(3n + -1) = 1 + -1n

Remove parenthesis around (-1 + N)
-1 + N + -1(3n + -1) = 1 + -1n

Reorder the terms:
-1 + N + -1(-1 + 3n) = 1 + -1n
-1 + N + (-1 * -1 + 3n * -1) = 1 + -1n
-1 + N + (1 + -3n) = 1 + -1n

Reorder the terms:
-1 + 1 + N + -3n = 1 + -1n

Combine like terms: -1 + 1 = 0
0 + N + -3n = 1 + -1n
N + -3n = 1 + -1n

Solving
N + -3n = 1 + -1n

Solving for variable 'N'.

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

Add '3n' to each side of the equation.
N + -3n + 3n = 1 + -1n + 3n

Combine like terms: -3n + 3n = 0
N + 0 = 1 + -1n + 3n
N = 1 + -1n + 3n

Combine like terms: -1n + 3n = 2n
N = 1 + 2n

Simplifying
N = 1 + 2n

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