f(n)=2(2)(n-1)-6

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Solution for f(n)=2(2)(n-1)-6 equation:


Simplifying
f(n) = 2(2)(n + -1) + -6

Multiply f * n
fn = 2(2)(n + -1) + -6

Reorder the terms:
fn = 2 * 2(-1 + n) + -6

Multiply 2 * 2
fn = 4(-1 + n) + -6
fn = (-1 * 4 + n * 4) + -6
fn = (-4 + 4n) + -6

Reorder the terms:
fn = -4 + -6 + 4n

Combine like terms: -4 + -6 = -10
fn = -10 + 4n

Solving
fn = -10 + 4n

Solving for variable 'f'.

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

Divide each side by 'n'.
f = -10n-1 + 4

Simplifying
f = -10n-1 + 4

Reorder the terms:
f = 4 + -10n-1

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