12 more than 8.2 times a number n expression example

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?

What is the circumference of the pie

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.