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>
20, 180 - 20, 180 + 20 and 360 - 20
i.e. 20°, 160°, 200° and 340°
Answer:
20.30
Step-by-step explanation:

To the nearest tenth =20.30
<h2><em>OladipoSeun</em></h2>
Answer:
x=16
Step-by-step explanation:
40x+55=695
subtract 55 from each side
40x=640
divide 640 by 40
x=16
Step-by-step explanation:
148.Add both not that hard.