Solve the system of linear equations using an augmented matrix, creating an upper triangular matrix, and then substituting to find x1, x2, and x3. x1 3x1 2x1 + 2x₂ + X3 = 3 3x3 = -1 X3 4 x2 + 3x2 + - =

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter4: Systems Of Linear Equations
Section4.5: Solve Systems Of Equations Using Matrices
Problem 4.73TI: Write each system of linear equations as an augmented matrix: (a) {3x+8y=32x=5y3...
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Solve the system of linear equations using an augmented matrix, creating an upper triangular
matrix, and then substituting to find x₁, x2, and x3.
x1 + 2x2 + X3
3x3
3x1
x2
X3
2x1 + 3x2
-
-
+
=
3
-1
4
Transcribed Image Text:Solve the system of linear equations using an augmented matrix, creating an upper triangular matrix, and then substituting to find x₁, x2, and x3. x1 + 2x2 + X3 3x3 3x1 x2 X3 2x1 + 3x2 - - + = 3 -1 4
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