7. ms. marvin is buying pencils for her class. she
has a total of 22 students, and she wants to give
each student 2 pencils. pencils come in packs of
12. how many packs will she need to purchase to
have enough?
1st step:
2nd step:

4

Step-by-step explanation: 22×2=44. 12×4=48

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation: