Перейти к выбору ответа 04.05.2022Решите систему уравнений способом подстановки: 6) {12х-у=18 х+0,5у=5 Выбрать другой вопрос Смотреть ответ Перейти к выбору ответа Математика Ответ учителя по предмету Математика 12х — у = 18 Х + 0,5у = 5 Решение Х = 5 — 0,5у 12( 5 — 0,5у ) — у = 18 60 — 6у — у = 18 — 7у = — 42 у = 6 Х = 5 — 0,5•6 = 5 — 3 = 2 Ответ ( 2 ; 6 )
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