Drew is using an online map application to plan a trip to visit his friend Jamar using the most direct route. On his return trip, he decides to visit his Aunt Kathy. He adds the stop at his
aunt's home by dragging and dropping the original trip so it now includes her place. How will this
return trip compare to his original trip? Why is this an application of the Triangle Inequality
Theorem?

Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.