43<span>,86,129,172,215,258,301,344,387,430,473,516,559,602,645,688,and 731</span>
Answer:
2±√13
Step-by-step explanation:
9/x=x-4
x² -4x - 9=0
x² -4x +4- 13=0
(x -2)²=13
x-2= ±√13
x= 2±√13
Average is the...basic number in the set. So, the one that is more relatable.
Based on that knowledge, just use your data that have or chose and find the most common one.
Hope this helps!
40.71428571428571
If you want you can round it
24:28
52 (total books) minus 24 (fiction books) equals 28 (non fiction books)
