The table shows the total cost of purchasing x same-
priced items and a catalog.
Total Cost
Number of Items Total Cost
(x)
(y)
1
$10
2
$14
3
$18
4.
$22
What is the initial value and what does it represent?
O $4, the cost per item
O $4, the cost of the catalog
$6, the cost per item
O $6, the cost of the catalog
