In the exam class, is there a way to modify \answerline to include the question number and part? I design tests for 50+ teachers, and this is one feature they requested. After thorough research and trying different solutions, I haven't found a way to do this yet.
What I want:
BONUS POINTS (but I don't care about this one as much but thought I could ask): Some teachers would like "x=" along with the answer line, but this doesn't apply to every problem. Is there a way to do this with \answerline, or should I just tell teachers "TSB (too stinking bad)." An example is below: