Mathematics, 17.12.2020 22:40 poohnia
Applactions of systems of equations
Two teachers, Mr. Donahue and Mrs. Ortiz, decide to buy mechanical pencils and rulers for their
classrooms. Mrs. Ortiz buys 50 mechanical pencils and 30 rulers for $55. Mr. Donahue buys 30
of each for $45. What was the price per mechanical pencil? What was the price per ruler?
Answers: 3
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 21:20, aaronroberson4940
Find the least common denominator for thesetvo rational expressions. n^2/n^2+4n+4 -3/n^2+7n+10
Answers: 2
Mathematics, 21.06.2019 22:00, gerardoblk5931
Question 10 of 211 pointuse the elimination method to solve the system of equations. choose thecorrect ordered pair.10x +2y = 643x - 4y = -36a. (4,12)b. (-3, 11)c. (2,10)d. (-5, 8)
Answers: 1
Mathematics, 22.06.2019 01:20, mickeyo2003
The domain of the following relation: r: {(3, 5), (8, 6), (2, 1), (8, 6)} is (1 point) no domain exists {1, 5, 6} {3, 8, 2, 8} {2, 3, 8}
Answers: 2
You know the right answer?
Applactions of systems of equations
Two teachers, Mr. Donahue and Mrs. Ortiz, decide to buy mechani...
Questions in other subjects:
Mathematics, 05.03.2021 04:40
Arts, 05.03.2021 04:40
Chemistry, 05.03.2021 04:40
English, 05.03.2021 04:40
History, 05.03.2021 04:40
