Answer:
8
Step-by-step explanation:
Unless there is no promotion like "buy 2 get 1 free" or "buy 2 get 1 for 50%" etc. then the cost of ordering multiple items is always proportional. Let's say something costs $5. Two items will cost $10, three $15, four $20 etc. These numbers are all proportional. Hopefully that's what you meant :)
Answer:
x = -5/9
Step-by-step explanation:
9x + 5 = 0
x = -5/9
if this is incorrect then ur question is missing something