Solve the system x = y = Z= 2x +2y x -2= 2 -3y +2= -28 +y 4 -X =

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
Chapter12: Quadratic Functions
Section12.8: Joint And Combined Variation
Problem 6MRE
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Solve the system
x =
y =
2=
2x +2y
-3y
+y
x
-X
-2=
+z =
=
2
-28
4
Transcribed Image Text:Solve the system x = y = 2= 2x +2y -3y +y x -X -2= +z = = 2 -28 4
Determine which of A-D form a solution to the given system for any choice of the free
parameter $₁. List all letters that apply. If there is more than one answer, type them as a
comma separated list.
HINT: All of the parameters of a solution must cancel completely when substituted into
each equation.
A. (2 + 6s1, (3+281), s1)
B. (7-481, 6-381, 81)
C. (-(7 +381), 81, −3+51)
D. (-
Answer(s):
10-581
6
, 81,
-2x1 + X₂ + 14x3 = -7
-3x₁ + x₂ + 20x3 -9
28
4.
Transcribed Image Text:Determine which of A-D form a solution to the given system for any choice of the free parameter $₁. List all letters that apply. If there is more than one answer, type them as a comma separated list. HINT: All of the parameters of a solution must cancel completely when substituted into each equation. A. (2 + 6s1, (3+281), s1) B. (7-481, 6-381, 81) C. (-(7 +381), 81, −3+51) D. (- Answer(s): 10-581 6 , 81, -2x1 + X₂ + 14x3 = -7 -3x₁ + x₂ + 20x3 -9 28 4.
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