Your answer would be -3/4n+3/8 because 1/4•-3/1n would be -3/4n and then 1/4•3/2 would be 3/8 so your answer would then be -3/4n+3/8.
24. I think you can arrange them 24 ways
go down to (0, -9) on the graph, from there go up four and over one and plot the next point, up four over one again, and repeat
28:13 is the answer i’m pretty for sure