Amazon charges $6.99 plus $0.55 per pound to ship electronics. If it costs a total of $12.49 to ship a Blu-Ray player, how many pounds did it weight?

How far is x from 5 on a number line?

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Find the amplitude of a sinusoidal function that models this temperature variation