Morgan has 20 points in a game. What value can be added to 20 points to get a sum of 0?(1 point)

Answer 1

To add a value to 20 points to get a sum of 0, we need to add -20 points.

Answer 2

Nicolas plays two rounds of golf. In the first round, he scores 3 under par, and he scores 3 over par for the second round. Are these opposite quantities whose sum is 0? Respond 1 if these quantities are opposites. Respond 2 if these quantities are not opposites.(1 point)