99 POINTS- multi question-only answer if your positive-
1.Which statements include two quantities in the real world that are additive inverses?
Select each correct answer.
A plane ascends 500 yards and descends 100 yards.
Twenty gallons of water leak from a pool and 20 gallons are put back into the pool.
A driver drives 40 miles north and 30 miles south.
A person deposits $100 in to her bank account and then withdraws $100 from the same account.
2.Which expression is equivalent to 3.7−6.4 ?
6.4 + 3.7
−6.4+3.7
6.4−3.7
−6.4−3.7
3.what property is the following shown−4.8+(3.2+(−1.6))=(3.2+(−1.6))+(−4.8)
4.Add.
310+(−720)
5.Starting from the same place, Anaad walks due west and Cala walks due east.
On the number line, 0 represents their starting point; negative values represent the distance in feet, traveled west; and positive values represent the distance in feet, traveled east.
The figure shows a number line. There are 10 tick marks to the left of 0 and 10 tick marks to the right of 0. The tenth tick mark to the left of 0 is labeled negative 700, and the tenth tick mark to the right of 0 is labeled 700. The seventh tick mark to the left of 0 is labeled Anaad, and the eighth tick mark to the right of 0 is labeled Cala.
How many feet apart are Anaad and Cala on the number line?