Answer:
x = 5
Please tell me if im incorrect and hope this helped ^^
Answer:

Step-by-step explanation:
The work is define as the integral of the force times distance. So we have:

Now, we can write the force in terms of density.

V is the volume (V=2*1*1=2 m³)
So the work will be:

The limit of integration is between 0 and 0.5 because we want to pump half of the water out of the aquarium.


I hope it helps you!
Answer:
A≈12.57
r Radius 2
Step-by-step explanation:
Answer:
-2x + 7 = x-32
7+32=x+2x
39=3x
x=39/3
x=13
Step-by-step explanation: