Solve the system analytically. If the equations are dependent, write the solution set in terms of the variable z. x+y+z = 3 2x+y-z 11 x-y+z = 7 Select the correct choice below and, if necessary, fill in any answer boxes to complete your choice. O A. There is one solution. The solution set is {( D} (Simplify your answers.) O B. The system has infinitely many solutions. The solution set is { z}, where z is any real number. (Simplify your answers. Type expressions using z as the variable.) O C. The solution set is ø.
Solve the system analytically. If the equations are dependent, write the solution set in terms of the variable z. x+y+z = 3 2x+y-z 11 x-y+z = 7 Select the correct choice below and, if necessary, fill in any answer boxes to complete your choice. O A. There is one solution. The solution set is {( D} (Simplify your answers.) O B. The system has infinitely many solutions. The solution set is { z}, where z is any real number. (Simplify your answers. Type expressions using z as the variable.) O C. The solution set is ø.
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
Chapter9: Systems Of Linear Equations
Section9.7: Puzzle Problems
Problem 33P
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