Y=-5x-7. I'm almost certain but you never know
Answer:
i don't know. sorry!
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Since a function would mean that a customer is able to purchase 1.1 of an item or 1.5 of an item, which is false. It also means that the customers pay the same price for a different amount of items.