Which describes a situation in which two quantities must have a sum of 0? Group of answer choices a golfer who plays two rounds and has one above par and one below par a temperature above 50F and it rises 5 more degrees. a student hikes 15 miles up a mountain and then hikes 15 miles down the mountain an elevator that is below the lobby and the is above the lobby

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

i have no idea just need points sorry

step-by-step explanation:

nope lol

step-by-step explanation: