Предмет: Математика, автор: pyntyatania

4х-у=1
5х+3у14. : 7 а +2в=9. 5а+в =-1 нужно развязать методом подстановки систему уравнений​

s1051966: 4х-у=1
5х+3у14. : 7 а +2в=9. 5а+в =-1 нужно развязать методом подстановки систему уравнений​ Если напишешь правильно то решить можно , отгадывать ресурсы не хочется
s1051966: 5х+3у14.

Ответы

Автор ответа: s1051966
2

Ответ:

4х-у=1

5х+3у14. : 7 а +2в=9. 5а+в =-1методом подстановки систему уравнений

Приложения:
pyntyatania: большое спасибо
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