Is there a value of r so that x = 1, y = 2, z = r is a solution to the following linear system? If there is, find it. 2x + 3 y − z = 11 x − y + 2z =−7 4x + y − 2z = 12.
Is there a value of r so that x = 1, y = 2, z = r is a solution to the following linear system? If there is, find it. 2x + 3 y − z = 11 x − y + 2z =−7 4x + y − 2z = 12.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter8: Linear Functions
Section8.8: Systems Of Linear Equations
Problem 11E
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Is there a value of r so that x = 1, y = 2, z = r is a solution to the following linear system? If there is, find it.
2x + 3 y − z = 11
x − y + 2z =−7
4x + y − 2z = 12.
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