What are the coordinates of the midpoint between the points (-1, -9) and (4, -2)?
a. (-5/2,-7/2)
b. (-3/2,-11/2)
c. (3/2,-11/2)
d. (5/2,-7/2)

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Through: (-3,-3) parallel to y= 7/3x+3

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