Answer numbers 5 to 8 5. D(5x + 3y + 2z = 152y + 4z = 24y - 4z = -422a + 3b + 2c = 07. R 5a3b + 4c = 1(7a+ 9b-4c = 11(2,5,-2) (2,-3,3) (-2,1,-5) (1,0,-1)(3x + y + 3z = -26. F 6x + 2y + 9z = 5-2x-y-z = 330 2117242-.5x - y - 2z = -28. H 2x + 4y + 5z = 142x + 2y + z = 12(1,-1,-2) (-5,4,3) (1,2,-1) (1,0,-1) (3,-6,9) SOLVING SYSTEMS OF LINEAR EQUATIONS IN THREE VARIABLESGENERAL DIRECTION: ALWAYS SHOW COMPLETE AND DETAILED SOLUTION. BOX YOUR FINAL ANSWER.Who said, "Failure is the opportunity to begin again, more intelligently"These problems are tough. One little mistake can goof up the whole process. Take your time. Check you work. If you check youranswer and find it is incorrect, look for your mistake, or throw it all out and start over. Sometimes it helps to walk away from theproblem for a while and come back to it later with fresh mind. These problems are like puzzles. Have fun solving them! Find thesolution to each system of equations. Put the letter for each system above the correct answer to fill in the code. Carefully show yoursolution and check.(4a + 2b + 3c = 51.0 -2b + 5c = -96c = −62. E(7x + 3y - 3z = -4-6y + 2z = 245z = 15a + 3b + c = -43. Y 3a 3b + 2c = 2a + 3b c = 04. N-5x + 8y - 4z = 386y + 3z = -9-2z = 10

5. D (5x + 3y + 2z = 15 2y + 4z = 24 y - 4z = -42 2a + 3b + 2c = 0 R 5a-3b + 4c = 1 (7a+ 9b-4c = 11 (3x + y + 3z = -2 6. F 6x +2y+9z = 5 -2x-y-z = 3 (-.5x-y-2z = -2 8. H 2x + 4y + 5z = 14 2x + 2y +z = 12

5. D (5x + 3y + 2z = 15 2y + 4z = 24 y - 4z = -42 2a + 3b + 2c = 0 R 5a-3b + 4c = 1 (7a+ 9b-4c = 11 (3x + y + 3z = -2 6. F 6x +2y+9z = 5 -2x-y-z = 3 (-.5x-y-2z = -2 8. H 2x + 4y + 5z = 14 2x + 2y +z = 12

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter5: Systems Of Linear Equations

Section5.4: Solve Applications With Systems Of Equations

Problem 5.81TI: Translate to a system of equations and then solve: Mario wants to put a rectangular fence around the...

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Question

Answer numbers 5 to 8

5. D
(5x + 3y + 2z = 15
2y + 4z = 24
y - 4z = -42
2a + 3b + 2c = 0
7. R 5a3b + 4c = 1
(7a+ 9b-4c = 11
(2,5,-2) (2,-3,3) (-2,1,-5) (1,0,-1)
(3x + y + 3z = -2
6. F 6x + 2y + 9z = 5
-2x-y-z = 3
30 2117242
-.5x - y - 2z = -2
8. H 2x + 4y + 5z = 14
2x + 2y + z = 12
(1,-1,-2) (-5,4,3) (1,2,-1) (1,0,-1) (3,-6,9)

SOLVING SYSTEMS OF LINEAR EQUATIONS IN THREE VARIABLES
GENERAL DIRECTION: ALWAYS SHOW COMPLETE AND DETAILED SOLUTION. BOX YOUR FINAL ANSWER.
Who said, "Failure is the opportunity to begin again, more intelligently"
These problems are tough. One little mistake can goof up the whole process. Take your time. Check you work. If you check your
answer and find it is incorrect, look for your mistake, or throw it all out and start over. Sometimes it helps to walk away from the
problem for a while and come back to it later with fresh mind. These problems are like puzzles. Have fun solving them! Find the
solution to each system of equations. Put the letter for each system above the correct answer to fill in the code. Carefully show your
solution and check.
(4a + 2b + 3c = 5
1.0 -2b + 5c = -9
6c = −6
2. E
(7x + 3y - 3z = -4
-6y + 2z = 24
5z = 15
a + 3b + c = -4
3. Y 3a 3b + 2c = 2
a + 3b c = 0
4. N
-5x + 8y - 4z = 38
6y + 3z = -9
-2z = 10

Expert Solution

Step 1

As per guidelines I am solving the first three subparts only.

5. 5x + 3y + 2z =15

2y + 4z = 24

y - 4z = -42

6. 3x + y + 3z =-2

6x + 2y + 9z = 5

-2x -y -z = 3

7. 2a + 3b + 2c = 0

5a -3b + 4c = 1

7a + 9b -4c =11

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