f(3)=8+3(n-1)

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Solution for f(3)=8+3(n-1) equation: 


Simplifying
f(3) = 8 + 3(n + -1)

Reorder the terms for easier multiplication:
3f = 8 + 3(n + -1)

Reorder the terms:
3f = 8 + 3(-1 + n)
3f = 8 + (-1 * 3 + n * 3)
3f = 8 + (-3 + 3n)

Combine like terms: 8 + -3 = 5
3f = 5 + 3n

Solving
3f = 5 + 3n

Solving for variable 'f'.

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

Divide each side by '3'.
f = 1.666666667 + n

Simplifying
f = 1.666666667 + n

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