subject
Mathematics, 05.06.2020 16:58 soliseric879

The augmented matrix of a system of equations has been transformed to an equivalent matrix in​ row-echelon form. Using​ x, y, and z as​ variables, write the system of equations corresponding to the following matrix. If the system is​ consistent, solve it. left bracket Start 3 By 3 Matrix 1st Row 1st Column 1 2nd Column 2 3rd Column 2 2nd Row 1st Column 0 2nd Column 1 3rd Column negative 3 3rd Row 1st Column 0 2nd Column 0 3rd Column 1 EndMatrix Start 3 By 1 Table 1st Row 1st Column 4 2nd Row 1st Column 9 3rd Row 1st Column negative 2 EndTable right bracket

122
01−3
001
4
9
−2
Which of the following system of equations corresponds to the given​ matrix?

A.

x plus 2 y plus 2 zx+2y+2z

equals=44

y minus 3 zy−3z

equals=99

z

equals=minus−22

B.

2 x plus 2 y2x+2y

equals=44

negative 3 y−3y

equals=99

z

equals=minus−22

C.

2 x plus 2 y plus 4 z2x+2y+4z

equals=1

negative 3 y plus 9 z−3y+9z

equals=1

minus−z

equals=1

D.

x

equals=44

2 x plus y2x+y

equals=99

2 x minus 3 y plus z2x−3y+z

equals=minus−22

Select the correct choice below and fill in any answer boxes in your choice.

A.

The solution set is

StartSet nothing EndSet{}.

​(Type an ordered​ triple.)

B.

The solution is the empty set.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 20.06.2019 18:02
Sandy works at a clothing store. she makes $7 per hour plus earns 15% commission on her sales. she worked 75 hours over the last two weeks and had a total of $2,566 in sales before taxes. which of the following is closest to how much she will earn in hourly wages and commission for those two weeks?
Answers: 1
question
Mathematics, 21.06.2019 14:30
Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.
Answers: 2
question
Mathematics, 21.06.2019 18:30
Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students
Answers: 2
question
Mathematics, 21.06.2019 20:00
Which number completes the inequality? 2/3 < _ < 7/9
Answers: 1
You know the right answer?
The augmented matrix of a system of equations has been transformed to an equivalent matrix in​ row...
Questions
question
Social Studies, 23.09.2019 04:30
Questions on the website: 13722360