Use an inverse matrix to solve each system. a. 2x + 3y + z = - 1b. 2x + Зy +3D 4Зх + Зу + z 3D 8c. 2x + 3y + z = 0Зх + Зу + z 0Зх + Зу + z %3D2x + 4y + z = -22x + 4y + z = 52x + 4y + z = 0

a) 2x+3y +z = -1 3x+3y +z = 1 2x+4y +z = -2 b) 2x+3y +z = 4 3x+3y +z = 8 2x+4y +z…

Answered: a. 2x + 3y + z = - 1 b. 2x + Зy +3D 4…

a. 2x + 3y + z = - 1 b. 2x + Зy +3D 4 Зх + Зу + z 3D 8 c. 2x + 3y + z = 0 Зх + Зу + z 0 Зх + Зу + z %3D 2x + 4y + z = -2 2x + 4y + z = 5 2x + 4y + z = 0

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter2: Working With Real Numbers

Section2.3: Rules For Addition

Problem 7P

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Question

Use an inverse matrix to solve each system.

a. 2x + 3y + z = - 1
b. 2x + Зy +3D 4
Зх + Зу + z 3D 8
c. 2x + 3y + z = 0
Зх + Зу + z 0
Зх + Зу + z %3D
2x + 4y + z = -2
2x + 4y + z = 5
2x + 4y + z = 0

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