Answer:

Step-by-step explanation:
Remember that in order to find the slope of two points you need to substitute the variables and subtract making sure you keep the 2's and the 1's together.

Plugin your numbers:




Hope this helps.
Answer:
The total cost is $59.85
(rounded up from 59.846 since this problem is about money)
Answer:
9a-65
Step-by-step explanation:
simply write 9a+(add the remaining numbers all together)
Somebody? I think you can find someone like that in your school... nice profile picture.
Answer:
The skydiver will fall 1600 ft in 10 seconds.
Step-by-step explanation:
<u>Distance a body falls from rest varies directly as the squares of the time it falls </u>
Let distance = s
time = t
Therefore , s = k 
Given, the body falls 64 ft in 2 seconds.
Substituting in above equation,
64 = k 
64 = k 
k = 
k = 16 ft/
We have to find how much he will fall in 10 seconds.
s = k 
s = 
s = 
s = 1600 ft