A)25.5
B)b=-4
C)c=18
D)d=-8
Hope this helps if appreciate brainiest
First walk=descend of 1024 feet in 17 minutes
second walk=descend of 500 feet in 7 minutes
so in total she descended 1024+500=1524 feet in 7+17=24 minutes
as an average rate this equals 1524/24=63.5 feet/minute descended
or an average rate of -63.5 feet/minute in altitude (note the minus)
Answer:
84
Step-by-step explanation:
We can set up a proportion using fractions.

Now, let's cross multiply by multiplying 12 and 28 then dividing by 4.

Hope this helped!
Answer:
(7, 0) The pool will be Empty
Step-by-step explanation:
It's leaking 5 liter each minute, by the time it gets to 7 minutes, it'll be empty
I think
Answer:
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Step-by-step explanation:
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