To simplify the expression \(8 + x + 10x\), you can combine like terms.
The terms involving \(x\) are \(x\) and \(10x\):
\[ x + 10x = 11x \]
Now, substituting this back into the expression gives:
\[ 8 + 11x \]
So, the simplified expression is:
\[ 11x + 8 \]