2. Solve the following system of linear equations by substitution method. Draw all the lines/planes in scale. (a) 4x, + 3x, = 13 Xq - X2 = -2 %3D (b) -3x, - x2 = -8 X1 - 2x2 = -2 (c) 2x, - 5x, = -5 -4x, + 10х, %3D 10

2. Solve the following system of linear equations by substitution method. Draw all the lines/planes in scale. (a) 4x, + 3x, = 13 Xq - X2 = -2 %3D (b) -3x, - x2 = -8 X1 - 2x2 = -2 (c) 2x, - 5x, = -5 -4x, + 10х, %3D 10

Algebra and Trigonometry (MindTap Course List)

4th Edition

ISBN:9781305071742

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter10: Systems Of Equations And Inequalities

Section10.CR: Chapter Review

Problem 3CC: What is a system of linear equations in the variables x, y, and z?

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Question

2. Solve the following system of linear equations by substitution method. Draw all the lines/planes
in scale.
(a)
4x, + 3x, = 13
Xq - X2 = -2
%3D
(b)
-3x, - x2 = -8
X1 - 2x2 = -2
(c)
2x, - 5x, = -5
-4x, + 10х, %3D 10

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