In a dog show, there will be a gold, a silver, and a bronze medal awarded. there are 5 finalists. in how many different ways can 3 medals be awarded?

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.

Given the equation    = 5, solve for x and identify if it is an extraneous solution

Mia spent 30 minutes answering the math questions on the exam. this was 1/4 of the total amount of time allotted for this section of the exam. to determine the total amount of time allotted for this section of the exam, mia set up and solved the equation as shown below. which best describes the error that mia made when solving the equation?