f(n)=6-4(n-1)

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Solution for f(n)=6-4(n-1) equation: 


Simplifying
f(n) = 6 + -4(n + -1)

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

Reorder the terms:
fn = 6 + -4(-1 + n)
fn = 6 + (-1 * -4 + n * -4)
fn = 6 + (4 + -4n)

Combine like terms: 6 + 4 = 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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