Xavier has xx nickels and yy pennies, having no more than 20 coins worth at least $0.40 combined. A minimum of 10 of the coins are nickels and a maximum of 4 of the coins are pennies. Solve this system of inequalities graphically and determine one possible solution.

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?

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Which of the following shows the length of the third side, in inches, of the triangle below