Matt could do one of the following arrangements;
2 rows of 8 CDs
4 rows of 4 CDs
Yes algebra!!! Anyways, the m of y=mx+b is the slope of the graph, this affects the graph by making the line go in a angle either negatively or positivly
B is where the plot lies on the y line (up and down)
Answer:
is it 4.8, I don't really know
Bob charges $140
Andy charges $135
Andy is cheaper