8х+3у=-7
-4х-у=5 |*3
-12х-3у=15 сложим
-4х=8
х=-2 у=-4х-5=8-5=3
(-2;3)
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
8х+3у=-7
-4х-у=5 |*3
8х+3у=-7
-12х-3у=15 сложим
-4х=8
х=-2 у=-4х-5=8-5=3
(-2;3)