47-50 - Linear Systems as Matrix Equations Write the system of equations as a matrix equation (see Example 6). S2r – 5y = 7 6x - y + z = 12 + z = 7 47. 48. 2x 3x + 2y = 4 y - 2: = 4 3x, + 2x2 - x3 + x4 = 0 49. - X3 = 5 3x, + x - x = 4 x- y + z = 2 4x – 2y - z = 2 50. x + y + 5z = 2 -x- y - := 2

47-50 - Linear Systems as Matrix Equations Write the system of equations as a matrix equation (see Example 6). S2r – 5y = 7 6x - y + z = 12 + z = 7 47. 48. 2x 3x + 2y = 4 y - 2: = 4 3x, + 2x2 - x3 + x4 = 0 49. - X3 = 5 3x, + x - x = 4 x- y + z = 2 4x – 2y - z = 2 50. x + y + 5z = 2 -x- y - := 2

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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