Answer:
x=4, y=-2
Step-by-step explanation:

The volume of the prism stays the same, but the number representing the volume increases because cubic meters converted to km is 1e-9
For a 19 foot scale find the frequency of a note to the frequency of the preceding note?
Answer:
She is at least 51. She could be older.
Answer:
The answer I got was 15 3/4 ft 2