About 8,456.17849
Rounded: 8,456.18
2/5 I believe. Correct me if I am wrong
Answer:
x=1
Step-by-step explanation:
This stuff is quite easy in reality. Here's a little example including your numbers.

by this point we are left with simplifying it. Since it's a double negative we get a positive. Thus x=1
Answer:
D is the correct answer
if you want explanation you can comment down