Mary had 33 pennies in her pocket. She spent 25 of the pennies. Then she found 2 pennies and put them into her pocket. Which shows the number of pennies in Mary's pocket? (A) 33 + 25 + 2
(B) 33 + 25 - 2
(C) 33 - 25 - 2
(D) 33 - 25 + 2

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

What properties allow transformation to be used as a problem solving tool

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?