A(n)=4+(n-1)-5

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Solution for A(n)=4+(n-1)-5 equation: 


Simplifying
A(n) = 4 + (n + -1) + -5

Multiply A * n
nA = 4 + (n + -1) + -5

Reorder the terms:
nA = 4 + (-1 + n) + -5

Remove parenthesis around (-1 + n)
nA = 4 + -1 + n + -5

Reorder the terms:
nA = 4 + -1 + -5 + n

Combine like terms: 4 + -1 = 3
nA = 3 + -5 + n

Combine like terms: 3 + -5 = -2
nA = -2 + n

Solving
nA = -2 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-1n + nA = -2 + n + -1n

Combine like terms: n + -1n = 0
-1n + nA = -2 + 0
-1n + nA = -2

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

Combine like terms: -2 + 2 = 0
2 + -1n + nA = 0

The solution to this equation could not be determined.

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