Which of the following is the equation of a circle whose center is at the origin and whose radius is 4?

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?