Enter the following data into your graphing calculator. 1
2
3
4
5
6
7
8
9
10
10.5
y
5.2
4.12
3.21
2.48
1.93
1.56
1.37
1.35
1.52
1.86
2.1
Pick the best-fitting model for these data,

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression