Объяснение:
[tex]2x - y = - 1 \\ x - y = - 3 \\ \\ 2x - y = - 1 \\ - x = - y = 3 \\ x = 2 \\ \\ 2 \times 2 - y = - 1 \\ y = 5[/tex]
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Объяснение:
[tex]2x - y = - 1 \\ x - y = - 3 \\ \\ 2x - y = - 1 \\ - x = - y = 3 \\ x = 2 \\ \\ 2 \times 2 - y = - 1 \\ y = 5[/tex]