[mrerrl]

Team A has the ball 1st 10 on own 30 yard line. QB rolls out and tackle holds 5 yards behind previous LOS. QB throws incomplete forward pass from the 20 after the holding call. Where is penalty enforced from.

Original LOS 30 yard line. 2nd 20 on 20
Spot of Hold 2nd and 25 15 yard line
Spot where QB had ball at time of hold 2nd 30 from 10 yard line.