Answer:
8 minutes
Step-by-step explanation:
The amount in the glass after m minutes can be described by ...
a = 4 + 3/2m
We want to find m when a=16, so ...
16 = 4 + 3/2m
12 = 3/2m . . . . . subtract 4
8 = m . . . . . . . . . multiply by 2/3
It will take 8 minutes to fill the glass.
Answer:
Step-by-step explanation:
($0.50 * 3) + $0.40= $1.90
First, simplify the expression
Here you have three terms with
group them in the following way:


Then substitute s=-3 and t=5:

Answer: 19.