B. is the answer because they have 2 variables that you need to combine “combine like terms”
-2n2 • (4n - 1). Hope this helped
Answer:
D
Step-by-step explanation:
The quadratic formula:

where a is the coefficient of
, b being the coefficient of
and c being the constant.
Plug in the values:


Since 
The answer is:

Answer:
$1917.60
Step-by-step explanation:
Interest = Principal x Rate x Time
103.55 = (.05)(13/12)P
103.55 = .054P
P = 1917.60