1. 16
2. 10
3. ?
4?
for 3 and 4 I think you use a protractor
Try y=3/2x + 3/2
rise over run is 12/8 which simplifies to 3/2
and the y intercept is 1.5 or 3/2
It would take 16 hours for it to empty.
Here is the work for it I had to do it like this because I don’t have the right tools
Step 1 says to add 7 to both sides