I can’t read the question, what is the question?
Answer:
f(x) = 
Step-by-step explanation:
All you have to do is multiply (x + 1)(x + 2)(x - 4)
You should get 
So, f(x) = 
He initial value is 32,000 and the value after 13 yrs is 8133.97
Subtract 3 from each side to isolate the x and you get x=y-3
You should add -77 to 77 because it will cancel out.