The number of years a truck is owned, x, and the cost of annual repairs in dollars, f(x) , can be modeled by a linear function.
2 answers:
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Answer:
83 adult tickets and 217 student tickets.
Step-by-step explanation:
Let number of adult tickets sold =
Given that total number of tickets = 300
So, number of student tickets = 300 -
Cost of adult ticket = $15
Cost of student ticket = $11
Total collection from adult tickets = $
Total collection from student tickets =
Given that overall collection = $3630
So, for atleast $3630 collection, there should be 83 adult tickets and (300-83 = 217 student tickets.
Now , collection = $3632
If the 2 given points are endpoints, then we're in business. The formula for the midpoint is 
. If the endpoints of our segment are the coordinates (1,2) and (12,14), our formula would be filled in as follows: 
which simplifies to (13/2, 8). See? It's pretty simple once you know how to do it.