Step 1
Given;

Step 2
A) she will owe

B) The effective annual rate is given as;
-5x^2-8x+2
its a trinomial and its degree is 2
Answer:
48.07 (brainliest answer?)
Step-by-step explanation:
'7' is the hundredth figure
3 is not 5 or over so it stays the same
4x + 2y = 14
8x + y = 10
7 - 2x = 10 - 8x
7 + 6x = 10
6x = 3
x = 1/2
y = 6
Hope this helps!