Answer:
x = 1 and x = 
Step-by-step explanation:
In this equation, a=5, b=-1, c=-4.
Plug these into the quadratic formula:
x =
and x = 
Now, simplify the equations:
x =
=
=
= 1
and
x =
=
=
= 
I believe that’s 16 cups. I could be wrong but probably right lol
About 3.8 hours, if asking for a whole number round to 4