The Denver Broncos are 5-2 after beating the Arizona Cardinals 30-16 on the road.

You'd be forgiven for thinking this game was played at Mile High, though, as the stands at State Farm Stadium were thronged with Broncos Country. Having so many fans at their back on the road seemed to give the Broncos some juice, especially in the second half.

The Broncos can now look ahead to their Week 8 rematch with the Kansas City Chiefs, and gear up for the opportunity to make some headway in the divisional race.

What did we learn from the Broncos' fifth win of the season? Here are three key takeaways.

Bo Nix is Back

Bo Nix salutes Broncos fans after beating the Cardinals. | IMAGN IMAGES via Reuters Connect

Nix didn't need a big 300-yard passing game to regain his confidence; it came flooding back on the heels of a 62-yard rushing touchdown.…