The volume would be, 24.
:)
It depends on if the ocean floor is cold or warm or freezing maybe below 0°
Answer:
Step-by-step explanation:
1.

c+9=±8
either c=8-9=-1
c=-8-9=-17
so c=-1,-17
D
2.
8x^2-3=2
8x^2=5


so A
3.

so D
or
Use distributive method
5r - 50 = -51
Add 50
5r = -1
Divide by 5
r = -1/5