Solve the system by any method. 7x − 2y + 4z = 15 −14x + 4y − 8z = −27 21x − 6y + 12z = 43 Select the correct choice below and, if necessary, fill in any answer boxes to complete your choice. A. The solution is ,,. (Type integers or fractions.) B. The system has infinitely many solutions of the form ,,z, where z is any real number. (Type expressions using z as the variable. Use integers or fractions for any numbers in the expression.) C. This system has no solution.
Solve the system by any method. 7x − 2y + 4z = 15 −14x + 4y − 8z = −27 21x − 6y + 12z = 43 Select the correct choice below and, if necessary, fill in any answer boxes to complete your choice. A. The solution is ,,. (Type integers or fractions.) B. The system has infinitely many solutions of the form ,,z, where z is any real number. (Type expressions using z as the variable. Use integers or fractions for any numbers in the expression.) C. This system has no solution.
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.5: Cramer's Rule
Problem 35PS
Related questions
Question
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Solve the system by any method.
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7x
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−
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2y
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+
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4z
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=
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15
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−14x
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+
|
4y
|
−
|
8z
|
=
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−27
|
|
|
21x
|
−
|
6y
|
+
|
12z
|
=
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43
|
Select the correct choice below and, if necessary, fill in any answer boxes to complete your choice.
The solution is
,,.
(Type integers or fractions.)
The system has infinitely many solutions of the form
,,z,
where z is any real number.(Type expressions using z as the variable. Use integers or fractions for any numbers in the expression.)
This system has no solution.
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