( 2x + y -3z = 0 -2x + 2y + z = -7 3x - 4y-3z %3D %3D 7

PREALGEBRA
15th Edition
ISBN:9781938168994
Author:OpenStax
Publisher:OpenStax
Chapter11: Graphs
Section11.4: Understand Slope Of A Line
Problem 11.76TI: Find the slope of the line through the pair of points: (—3. 4) and (2, —1).
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(No. 46) Solve each system of equations
9.
X + y
Z = 13
43. 2x
3y + 2z = 7
%3D
2x + y-3z = 0
46. {-2x + 2y + z = -7 f
3x - 4y - 3z = 7
%3D
%3D
X - y- z = 1
49. -x + 2y - 3z = -4
3x - 2y - 7z = 0
%3D
%3D
* + y- z = 6
53. { 3x – 2y + 7 = -5
Transcribed Image Text:9. X + y Z = 13 43. 2x 3y + 2z = 7 %3D 2x + y-3z = 0 46. {-2x + 2y + z = -7 f 3x - 4y - 3z = 7 %3D %3D X - y- z = 1 49. -x + 2y - 3z = -4 3x - 2y - 7z = 0 %3D %3D * + y- z = 6 53. { 3x – 2y + 7 = -5
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