Solve the system: x + 2y = 9 and x – 2y = 1.
Note
The ordered pair must satisfy both equations. Substituting x = 5, y = 2: first equation gives 9 = 9, and second gives 1 = 1. Therefore the solution is (5, 2).
Solve the system: x + 2y = 9 and x – 2y = 1.
The ordered pair must satisfy both equations. Substituting x = 5, y = 2: first equation gives 9 = 9, and second gives 1 = 1. Therefore the solution is (5, 2).