15-20 - Number of Solutions Determined Graphically Graph each linear system, either by hand or using a graphing device. Use the graph to determine whether the system has one solution, no solution, or infinitely many solutions. If there is exactly one solution, use the graph to find it. Sx - y = 4 S2r – y = 4 15. 2x + y = 2 16. (3x + y = 6 Į 2r – 3y = 12 2r + 6y = 0 17. 18. -x + y = 4 -3x – 9y = 18 S-x + }y = -5 12r + 15y = -18 2r + y = -3 19. 20. 2r - y = 10
15-20 - Number of Solutions Determined Graphically Graph each linear system, either by hand or using a graphing device. Use the graph to determine whether the system has one solution, no solution, or infinitely many solutions. If there is exactly one solution, use the graph to find it. Sx - y = 4 S2r – y = 4 15. 2x + y = 2 16. (3x + y = 6 Į 2r – 3y = 12 2r + 6y = 0 17. 18. -x + y = 4 -3x – 9y = 18 S-x + }y = -5 12r + 15y = -18 2r + y = -3 19. 20. 2r - y = 10
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter5: Systems Of Equations And Inequalities
Section5.1: Systems Of Linear Equations In Two Variables
Problem 20E
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