To simplify the expression \( 23 + 8y - 19 - 6y - 5 \), you can combine like terms.
First, combine the constant terms:
\[ 23 - 19 - 5 = 23 - 24 = -1 \]
Next, combine the \( y \) terms:
\[ 8y - 6y = 2y \]
Now, put it all together:
\[ -1 + 2y \]
Thus, the simplified expression is:
\[ 2y - 1 \]