Answers: 3
Mathematics, 22.06.2019 00:00
(50 ) mrs. julienâs and mrs. castillejoâs 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. julienâs 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. castillejoâs 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.
Answers: 1
Mathematics, 22.06.2019 01:40
Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect
Answers: 1
Mathematics, 22.06.2019 03:40
(25 ! ) what does it mean for an equation to have no solution or infinitely many solutions?
Answers: 1
Mathematics, 22.06.2019 04:00
What is being done to the variable in the equation 3 + g = -9? the number 3 is being added to it. the number 3 is being subtracted from it. the number -9 is being added to it. the number -9 is being subtracted from it.
Answers: 2
Divide the polynomial long division (x^2-x-6)/(x-3)...
Mathematics, 24.11.2020 18:20
Spanish, 24.11.2020 18:20
History, 24.11.2020 18:20
Mathematics, 24.11.2020 18:20
Chemistry, 24.11.2020 18:20
Computers and Technology, 24.11.2020 18:20
English, 24.11.2020 18:20
Chemistry, 24.11.2020 18:20
Social Studies, 24.11.2020 18:20
Mathematics, 24.11.2020 18:20