An arrangement of billiard ball has 5 balls in the row and 16 rows in all. in each successive row one ball is added. what is the explicit rule for this situation, and how many will be in the 16th row?

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.