In which situation do the quantities combine to make 0? A. Dylan borrows $10 from a friend on Friday. He pays his friend back $10 on Saturday

B. A hot air balloon rises 30 feet. Then it travels 30 feet due east.

C. Michael earns $80 mowing lawns. Then he spends a total of $40 for tickets to a ballgame for himself and a friend.

D. Gianna fills a water bottle with 32 fluid ounces of water. Then she drinks half of the 32 fluid ounces of water in the bottle

The answer is A

Step-by-step explanation:

If dylan borrows $10 from his friend, then pays it back, he is going to be left back at the quantity 0

The other ones dont match the quantity 0

A. Dylan borrows $10 from a friend on Friday. He pays his friend back $10 on Saturday is the correct answer

Step-by-step explanation:

Because, if Dyan will borrow $10 from friend and pays back. So for answer we just need subtract $10 from $10. That is equal to 0

question 1 is 8, question 2 is 9, question 3 is 24

step-by-step explanation:

now, the numbers they give you at the top are the key. from there, you just have to plug and chug! let's try 1, 2, and 3!

key: a=3, b=5, c=6

1. a+5

remember, a=3, so we plug that in to get 3+5=8

2. 15-c

c=6, so we plug that in to get 15-6=9

3. 4b

b=6, so we plug it in to get 4*6=24

time to try the rest on your own! if you put the answers below in a comment, i'll check them for you!