If Ann cleans in 12 hours then she cleans

of the apartment per hour. Similarly Liz cleans

of the appartment per hour. So together then can clean

of the apartment for hour. Therefor it will take them

hours to clean.
The general formula

can be used as a check if needed.
Hi there!
The answer is -1.2857
Hope this helps!
Answer:
301.44
Step-by-step explanation:
V = h x π x r^2
V = 6 x 3.14 x 4^2
V = 301.44
hope this helped!
Answer:
Step-by-step explanation:
684 dollars
(-14w) - (-3) - (-5w) equals
-9w + 3
or if what you're saying is
-14w - 3 - 5w it equals
-19w - 3
or if what youre saying is
(-14w - 3) - 5w it equals
-19w - 3