How much was invested in the energy company and how much was invested in the hedge fund?
3. Linh travels across the country towards California at a leisurely 60 miles per
hour. Diego leaves from the same place two hour after Linh left and attempts
to catch up to Linh by going 75 limes per hour. How long will it take him to
catch up to her. Note that when he catches up to her they will have traveled
the same distance.

(50 ) 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.