Answer:
10
Step-by-step explanation:

David can read 50 pages in 50 minutes.
(50 pages)/(50 minutes) = 1 page/minute
Since David reads 1 page per minute,
in 80 minutes David can read 80 pages.
Answer:
about 50
Step-by-step explanation:
that's all I can think of
Answer:
42
Step-by-step explanation:
The answer would be 2
the hint to find out how would be <span>f(-2) is the y value of the point when x = -2</span>