The formula for exponential decay is

where a is the initial value (28750)
r is the rate of decrease (0.12)
x is the time, in this case in years (6 . 2018-2012 = 6 years)

<span>y </span>≈ <span>13351.62</span>
Answer:
49
Step-by-step explanation:
To complete the square we use the formula:

So we can plug in 14 for b to find c.

Now this equation can be factored into:

A. 1/2
b. 2/3
c. 6 1/4
d. I am not sure sorry
e. not too sure about that one either
f. not sure
6 divided by 64.80
Your answer is 10.80 each cheeseburger