The table gives the temperature (in °F) in five cities at
the table to answer the questions.
City
Temperature
(°F)
68
Los Angeles
Phoenix
Montreal
Louisville
Boston
(a) How much higher was the 6 a. m. temperature in Louisville than
U °F higher
(b) By noon, the temperature in Boston had risen by 21 °F.
What was the temperature there at noon?
IF

(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.