To calculate the expression \( 25 + (-13) \), we can rewrite it as \( 25 - 13 \).
Now, calculate: \[ 25 - 13 = 12 \]
Therefore, the value of the expression \( 25 + (-13) \) is \( 12 \).
None of the provided responses match the answer of \( 12 \). If you need further assistance or clarification, feel free to ask!