Предмет: Алгебра, автор: pnovikova2007

ПОМОГИТЕЕЕ ПЖЖЖЖ!!!!!!!!​

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Автор ответа: Aspirant2022
0

Ответ:

Смотри решение

Объяснение:

\left \{ {{3x=5} \atop {6x-y=11}} \right. \\\left \{ {{x=\frac{5}{3} } \atop {6x-y=11}} \right.\\ 6*\frac{5}{3}-y=11\\ 10-y=11\\-y=11-10\\-y=1\\y=-1

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