Answer:
(-9) + (-2) = -11
Step-by-step explanation:
The first arrow on the number line starts from 0, moves downwards 9 units from 0.
We would write this as -9.
Also, the next arrow starts moves from -9, 2 units downwards.
We would write this as -2
The addition equation would be:
(-9) + (-2) = -11
Answer:
7x7x7
Step-by-step explanation:
Answer: 
Step-by-step explanation:
For this exercuse you need to analize the information provided. You know that:
1) The height of the replica of the Empire State Building with its antenna spire in Las Vegas is 485 feet.
2) The height of the real Empire State building is 1,454 feet.
Finally, in order to find the ratio of height of the replica to the height of the real Empire State building, its necessary to divide the height of the replica of the Empire State Building by the height of the real Empire State building.
Therefore, trough this procedure you get that the ratio of height of the replica to the height of the real Empire State building is:

(This fraction cannot be reduced)
Answer:
(a)
Step-by-step explanation:
using the rule of exponents
•
⇔
, hence
=
=
→ (a)