F(2n)=2x^2-4

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Solution for F(2n)=2x^2-4 equation: 


Simplifying
F(2n) = 2x2 + -4

Remove parenthesis around (2n)
F * 2n = 2x2 + -4

Reorder the terms for easier multiplication:
2F * n = 2x2 + -4

Multiply F * n
2nF = 2x2 + -4

Reorder the terms:
2nF = -4 + 2x2

Solving
2nF = -4 + 2x2

Solving for variable 'n'.

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

Divide each side by '2F'.
n = -2F-1 + x2F-1

Simplifying
n = -2F-1 + x2F-1

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