Answer:

Step-by-step explanation:
Step 1: Determine the volume





Answer: 
What question??? (20 characters)
Let
be the number of items. Each takes 1/8 hour to purchase, so a total time of
. If we have 3/4 hour, then

That's part a.
b. Multiplying by 8,

c. We have time to by 6 items at 1/8 hour each in 3/4 hours.
50.789°
Sorry for not giving more details, links don't work and it's way to hard to write the formulas that you probably have in your course anyway.
X-6=-11
Do the inverse to the other side. So, add 6.
x-6(+6)= -11(+6)
x= -5
I hope this helps!
~kaikers