The price of a stock decreased by $0.60 one week, decreased $0.10 the next week, and decreased another $0.20 the following week. What is the average change in the price of the stock over the three weeks? : -270
: -90
: -87
: -30

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?

If you apply the changes below to the linear parent function f(x)=x what is the equation of the new function vertically stretched by a factor of 3 flip over the x axis