Mathematics, 12.06.2021 01:40 tre9990

The matrix below represents a system of equations. [2 -1 -3 | -20]
[-2 -6 6 | 4]
[0 3 -2 | -9]
Which matrix represents 1/2 R2+ R3 →R3?

please help :(

The matrix below represents a system of equations.

[2 -1 -3 | -20]
[-2 -6 6 | 4]
[0 3 -2 | -9]
W

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:00, tatibean26

The ratio of wooden bats to metal bats in the baseball coach’s bag is 2 to 1. if there are 20 wooden bats, how many metal bats are in the bag?

Answers: 1

continue

Mathematics, 21.06.2019 18:30, esme2583

Write an inequality and solve each problem. for exercises 11 and 12, interpret the solution.

Answers: 1

continue

Mathematics, 21.06.2019 18:30, genyjoannerubiera

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8 feet of ribbon. he cut off one piece that was 3 5/8 feet long and another piece that was 1 1/4 feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Answers: 1

continue

Mathematics, 22.06.2019 02:30, Raekwon3232

Write the equation of the line that passes through (3, 4) and (2, −1) in slope-intercept form. (2 points) y = 3x − 7 y = 3x − 5 y = 5x − 11 y = 5x − 9

Answers: 1

continue

You know the right answer?

The matrix below represents a system of equations. [2 -1 -3 | -20]
[-2 -6 6 | 4]
[0 3 -...