Solve the system: x + y = -3 and 2x – y = -3.
Note
The ordered pair must satisfy both equations. Substituting x = -2, y = -1: first equation gives -3 = -3, and second gives -3 = -3. Therefore the solution is (-2, -1).
Solve the system: x + y = -3 and 2x – y = -3.
The ordered pair must satisfy both equations. Substituting x = -2, y = -1: first equation gives -3 = -3, and second gives -3 = -3. Therefore the solution is (-2, -1).