The school store sells headbands for $2 each and T-shirts for $8 each. write ordered pairs to compare the cost of headbands to T-shirts for 0,1,2,3,4,: and 5 of each of them.
Use a table to show the two numerical patterns.
The cost of headbands follows the rule "add 2."0,2,4,6,8,10
The cost of T-shirts follows the rule "add 8." 0,8,16,32,40.
Then write the corresponding terms as ordered pairs.