Simplify the expression.
\[
\frac{x-8}{8-x}
\]

Select the correct choice below and fill in any answer boxes in your choice.
A. $\frac{x-8}{8-x}=\square$
B. The expression cannot be simplified.

Answer

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Answer

Final Answer: $\boxed{-1}$

Steps

Step 1 ：Given the expression $\frac{x-8}{8-x}$.

Step 2 ：Factor out a negative one from the denominator to change the sign of the denominator and make it identical to the numerator.

Step 3 ：This simplifies the expression to -1.

Step 4 ：Final Answer: $\boxed{-1}$