Mathematics, 05.11.2020 18:50 rubes08
Which statement correctly explains how Andre could find the solution to the following system of linear equations using elimination?
8s - 9t = 15
7s - 2t = 12
Multiply the first equation by –7 and the second equation by 8, and then subtract.
Multiply the first equation by -7 and the second equation by 8, and then add.
Multiply the first equation by 2 and the second equation by 9, and then add.
Multiply the first equation by –2 and the second equation by 9, and then subtract.
Answers: 3
Another question on Mathematics
Mathematics, 20.06.2019 18:04
Acoin is tossed twice. let e e be the event "the first toss shows heads" and f f the event "the second toss shows heads". (a) are the events e e and f f independent? input yes or no here: yes (b) find the probability of showing heads on both toss. input your answer here: preview
Answers: 1
Mathematics, 21.06.2019 15:00
The system of equations graphed below has how many solutions?
Answers: 1
Mathematics, 21.06.2019 15:50
Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20
Answers: 2
Mathematics, 21.06.2019 16:00
The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?
Answers: 1
You know the right answer?
Which statement correctly explains how Andre could find the solution to the following system of line...
Questions
Mathematics, 03.12.2021 21:10
Biology, 03.12.2021 21:10
History, 03.12.2021 21:10
Chemistry, 03.12.2021 21:10
Mathematics, 03.12.2021 21:10
Mathematics, 03.12.2021 21:10
Biology, 03.12.2021 21:10
Computers and Technology, 03.12.2021 21:10
Computers and Technology, 03.12.2021 21:10
Social Studies, 03.12.2021 21:10
Mathematics, 03.12.2021 21:10
Mathematics, 03.12.2021 21:10
English, 03.12.2021 21:10
