Answer:
The finance charge is 23,028
Step-by-step explanation:
I think you just are supposed to just add and multiply in this case
Negative 2700, 315, and 0
3 - 4x= -89 is the equation i hope it's right
70.86 degrees
cos x = adjacent side / hypotenuse
= 2/6.1 = 0.32787
x = 70.86.