<span>The input of days results in the output of total collected books. On day 1, 8 books were collected. Both inputs for days 2 and 3 have the same output of 13, meaning that no books were collected for day 3. After 5 days, 21 books were collected. The most books were collected on day 5.</span>
Answer:
C
Step-by-step explanation:
The equation 1 was multiply by 5
If u add 125 times 8 it will equal 1000
becouse

then

you also can combine it (if this is what are you looking for..)

or any other combination like:

or:
I like black chicken that lay black eggs
Answer:
x=5 y=8
Step-by-step explanation:
here's your answer. Please mark as brainliest