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,...
Related questions
Question
100%
Number 20
Transcribed Image Text:12.
e+ !w = !
5x-3y = 2
-10x+ 6y = 4
14.
x+ y+ z= -1
16. 3x + y+ :
4x-2y +2z = 0
3.
1
= 10
= -2
=11
x+ 2y + z= 4
2x-4y-5z = 26
2r+3y+ z= 10
18.
20.
| 2y + 3z = 1
3x-4z =0
x- 2y- z = 0
2x - 4y-2z = 0
-x+ 2y + z = 0
22.
%3D
1
-22=D-10
A chemi
24.
Sx+y+z = 17
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