The following cards are used in a game. If Ann selects a card at random, what is the probability that she selects a card with a tree on it, replaces it, and then selects a card with a dog on it?

A: 3/5
B: 3/10
C: 4/45
D: 2/25

Which of the following expressions is equal to 2x^2+8

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a