To simplify the expression \(-2 - 9 + 6f - 6 + 2f\), we will combine the like terms.
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Combine the constant terms: \(-2 - 9 - 6 = -17\)
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Combine the terms with \(f\): \(6f + 2f = 8f\)
Now, putting it all together, the simplified expression is: \[ -17 + 8f \]
So the final answer is: \[ 8f - 17 \]