Answer:
8
Step-by-step explanation:
Answer:
16.5 is the area
Step-by-step explanation:
An average of 6 hours per day
Slope=rise/run
this one
slope=increase in money/increase in time
from 412 to 549 that is 137, increase 137
from 1990 to 1999, that is 9 years, increase 9 years
slope=$/t
slope=137/9
slope=15 and 2/9