Answer:
buddy...u weren't able to attach it properly...
Step-by-step explanation:
u may type it out in the comments...
25d^2-30d-35d+42=25d^2-65d+42.
Answer:
2 over 3
Step-by-step explanation:
Answer:
2.67 and 4.67 I think .........
Let 0.25x is the price increase. Therefore, the number of attendees will be 350-10x and the revenue R=(350-10x)*(5+0.25x)=1750+37.5x-2.5x^2. This parabola has maximum at x=10, meaning the price=7.5