The offense must have 7 players on the line of scrimmage.
The offense is allowed up to ten players on the line of scrimmage, need one to receive the ball from the center. But the offensive is required to have a minimum of seven players on the line of scrimmage. Defensively all eleven can play on the line of scrimmage.
At least seven.
A minimum of 7 players must be on the line of scrimmage. There is no minimum but all 11 can. The 7 player minimum is only for the offense.
Seven (or more), just like any other scrimmage play.
The defense can line up anywhere behind the line. None have to be on the line.
20, I believe Only 7 offensive players must be on the line. The defense can line up anywhere.
Seven, of which two are eligible receivers. All other offensive players must be at least one yard behind the line of scrimmage (the exception being the quarterback) for one second before the ball is snapped.
Rules require at minimum 7 players to be on the line for any play. If a goal line offense has a RB and FB then the line might have 8 on the line.
At least seven though the more there are the fewer eligible receivers are allowed
There has to be 11 players on offense and Defence for every play. There has to be at least 7 players on the line of scrimmage prior to the snap of the ball. This applies to both offense and defence
On the offense, at least seven, though technically you can have more if you wish. On defense there are no requirements.
There have to be at least 7 men on the line of scrimmage for the offense. There are no requirements for the defense.
On the offensive side, nobody has to be in a down position on the line of scrimmage, but there must be six men on the line. The defense does not have any regulations as to where they must line up on the line of scrimmage.
15 players total is the answer. Here is the breakdown. 7 players from each side must be in position on the line of scrimmage plus the quarterback for a total of 15 players on the field during a play.
You must have at least 7 men on the line for all scrimmage plays, including punts.
Four. Eleven must be on the field, and seven must be on the line of scrimmage. In theory, you could have a quarterback and three running backs.
There is no limit only a minimum
Yes, only the player on the end of the each side of the line of scrimmage may go downfield. Two offensive players may be downfield before the ball is kicked.
Generally, the holder kneels down six yards behind the line of scrimmage for a field goal attempt.