Answer:
The monthly cost = $9 + $0.39x
Step-by-step explanation:
Is that area if so the answer is 12
Answer:
10pens
Step-by-step explanation:
23-3=20
20÷2=10
A set of ordered pairs is called a relation. The set of all first components of the ordered pairs of a relation is the domain of the relation, and the set of all second components of the ordered pairs is the range of the relation. :)