Solve the system of equations by finding the reduced rowechelon form of the augmented matrix for the system of equations.
x + y  z = 2
2x  y + 3z = 9
x  4y  2z = 1
 👍
 👎
 👁
 ℹ️
 🚩
2 answers

There is a handy calculator here, to check your work:
www.math.odu.edu/~bogacki/cgibin/lat.cgi?c=rref 👍
 👎
 ℹ️
 🚩
answered by oobleck 
3,4,6
 👍
 👎
 ℹ️
 🚩
answered by Anonymous
Answer this Question
Related Questions

Math
Use a system of equations to find the equation of the parabola y = ax^2 + bx + c that passes through the points. Solve the system using matrices. Use a graphing utility to verify your result. The points are (1,6), (4,3), (5,2)
 asked by anonymous
 1,609 views

Math
Given the following matrix A, find an invertible matrix U so that UA is equal to the reduced rowechelon form of A: You can resize a matrix (when appropriate) by clicking and dragging the bottomright corner of the matrix. A = 3 3 9 −6 3 3 9 −6 −2
 asked by valarie
 3,628 views

Linear Algebra
Consider the following system of linear equations: 2x1+2x2+4x3 = −12 x1+6x2−8x3 = −6 x1−2x2+9x3 = −8 Let A be the coefficient matrix and X the solution matrix to the system. Solve the system by first computing A−1 and then using it to find X. I
 asked by sal
 1,245 views

algebra 2a solving systems using matrices
write the system of equations represented by the matrix [0 1 2 4] [2 3 6 9] [1 0 1 3] a: x+2y=4 2x3y+69=0 x+y=3 b: x+2y=4 23y+6=9 x+y=3 c: y+2z=4 2x+3y+6z=9 x+z=3 d: x+2z=4 2x3y+6=9 think its A
 asked by mia
 5,456 views

Algebra II
What is the solution of the system of equations? {3x  4y  3z = 7 {2x  6y + 2z = 3 {5x  2y + 5z = 9 A. (5,2,7) B. (5,2,7) C.(5,2,7) D. No solution Use a matrix to find the solution to the system of equations. {8x  8y = 16 {6x  9y = 108
 asked by HELPME
 2,322 views

math
which matrix represents the system of equations below 12x13y+13z=15
 asked by Samantha
 4,140 views

Math
solve the system of equations by substitution x=4y x+5y=2 please help
 asked by LadyPhantomhive
 2,778 views

Algebra
Create a system of equations that includes one linear equation and one quadratic equation. Part 1. Show all work to solving your system of equations algebraically. Part 2. Graph your system of equations, and show the solution graphically to verify your
 asked by Sally
 6,775 views

business algebra
Use row operations on augmented matrices to solve the given systems of linear equations. x + y − z = 0 x + 2y + 4z = −3 3x − y − 22z = 19
 asked by cameron
 1,420 views

Math
1. For the following system of equations, what is the xvalue of the solution? x+2y=6 6y=x+18 a. 18 b. 0*** c. 6 d. 3 2. Solve the following system of equations using substitution. What is the value of y? 2x+3y=105 x+2y=65 a. 15 b. 25 c. 40*** d. 65
 asked by Kaai97
 23,281 views

Math (just need some help)
Solve the system using an augmented matrix. x3y=17 2x6y=26 Can someone please explain what I am supposed to do in this problem?
 asked by Olivia N J
 1,557 views

Algebra
Given the following vector X, find a nonzero square matrix A such that AX=0: You can resize a matrix (when appropriate) by clicking and dragging the bottomright corner of the matrix. X= 2 8 6 A= _ _ _ _ _ _ _ _ _ Please help, I do not understand this..
 asked by sal
 4,492 views

Math check please
1. Solve the system of equations y=2x^23 y=3x1 a)no solution b)(1/2,5),(2,5/2) c)(1/2,5/2),(2,5)**** d)(1/2,5/2),(2,5) 2. How many real number solutions are there to the equation 0=3x^2+x4? a)0 ***** b)1 c)2 d)3 3.solve the equation by completing
 asked by Kendra
 20,190 views

Algebra II
Use a matrix to find the solution to the system of equations. {8x  8y = 16 {6x  9y = 108 A.(6,8) B.(6,8) C.(8,6) D.(6,8)
 asked by NoneYaBusiness
 2,326 views

Math
1) What is the dimension of AB given A is a 5 × 6 matrix and B is a 6 × 3 matrix? for the second questions, it is a fill in a blank question. 2) A point of intersection of the graphs of the equations of a system is a ? of the system. the ? is where one
 asked by anonymous
 1,269 views

Algebra
Find the number of the solutions to each system. a. 4xy+1=0 4xy+3=0 b. 2xy+4=0 4x2y+8=0 Write a question that can be solved using a system of linear equations. Solve the following system of equations by graphing: y=x+3 and y=2x3
 asked by LadyPhantomhive
 1,507 views

Math
Solve the system of equations by using substitution y=2x+3 y=x+2
 asked by Jess
 1,394 views

math
Write the augmented matrix for the system of linear equations. 7x + 4y = 53 5x − 9y = −57
 asked by anonymous
 1,165 views

algebra
Solve the system of equations using substitution. y = x + 6 y = –2x – 3
 asked by Laura
 1,663 views

math
Write a matrix that represents the system of equations below. 7x – 3y = 21 5x – y = 85
 asked by Alaina
 1,090 views
Still need help?
You can ask a new question or browse existing questions.