a llama chicken had 80 dollers to spend on 9 books. after buying them she had 17 dollers. how much did each book cost

A 20 foot ladder is leaning against a house. It touches the ground 12 feet from the house. How far above the ground does it touch the house?

Which equation has solution x = - 3?

Anita Huggankiss's Kissing Booth charges customers $5 for a kiss on the hand and $10 for a kiss on the cheek.

Negative two and one-third minus negative ten and one-sixth.

6.8x+9.3 = - 9.4+3,4 (2-5x) 6.8x+9.3 = - 9.4+6.8 - 17 6.8x+9.3 = - 2.6-17x

Solve the differential equation by variation of parameters, subject to the initial conditions y (0) = 1, y' (0) = 0. 9y'' - y = xex/3

Joey rolls a regular number cube. What's the chance he rolls an even number? Record your answer as a simplified fraction using "/" as your fraction key.

You are playing a game and it is your turn to spin the spinner shown. There are four possible results: blue, green, yellow, or purple. What is the probability that you land on purple?

seventy percent of the 100 students in a middle school cafeteria bought their lunch. Some of the students that bought their lunch leave the cafeteria to attend an assembly. Now only 60% of the remaining students bought their lunch.

Before his basketball game, Jessie is responsible for cleaning the visiting teams team's half of the court. Three of his teammates are responsible for cleaning the home teams half of the court.