Answer:

Step-by-step explanation:
Let the points be A and B
Let A ( 9 , -9 ) be ( x₁ , y₁ ) and B ( 2 , - 10 ) be ( x₂ , y₂ )
<u>Finding</u><u> </u><u>the</u><u> </u><u>midpoi</u><u>nt</u>





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Y = 4/5x - 1 rise over run and when x = 0 y = -1
Answer:
5.25 + 5.25 = 10.5
8.5 - 3.25 = 5.25
so
5.25 & 8.5 are the answers consequently
So 1 mile per 3 minute or
1 times 20=20
3 times 20=60
20 miles in 60 minutes or
20 miles per hour
20 mph with wind
4 mins agains the wind
multiply 15
15 miles per hour agains the wind
so d=st
distances are the same
d=st
20mph with the wind
20=wind+real speed
15mph agains the wind
15=real speed-wind
20=w+rs
15=-w+rs
add together
35=2(rs)
divide 2
real speed=17.5
365 days in 1 yr
so if 33,300 citizens died in 1 yr....(or 365 days)....then..
33,300/365 = 91.2 rounds down to 91 deaths per day.