Розв’язати систему рівнянь будь яким способом. Created by ukgag3. algebra-ru

Ответ: x=2 y=-1.Объяснение:{5x+3y=7 |×2 {10x+6y=14{7x-6y=20 { 7x-6y=20Суммируем эти уравнения:17x=34 |÷17x=2 ⇒5*2+3y=710+3y=73y=-3 |÷3y=-1. Реклама Реклама miron2077 miron2077 5х+3у=7 I*27х-6у=20 10х+6у=147х-6у=20сложим17х=34 х=2у=(7-5х)/3=-3/3=-1(2;-1) Дякую ❤️❤️❤️❤️ пожалуйста!!!!!!!!!!!!!!!!!!!!!!1 Реклама Реклама Новые вопросы в Алгебра 9-7(x+3)=5-6x решите уравнение СРОЧНО ПОМОГИТЕ!!!!!!!! Алгебра 8 класс.Помогите, пожалуйста, решить всё кроме 2 и 5 номера (там нужно решить без постановки) Нужно именно решение, а не ответ 4.39. Daillasīšanas konkursa piedalījās 5 skoléni no 7.a klases un 3 skolēni no 7.b klases. Cik veidos žūrijas komisija var noteikt daillasīšanas konk … ursa a) uzvarētāju; b) otras vietas ieguvēju; c) trešās vietas ieguvēju? Помогите пж 30 баллов Помогите пожалуйста алгебра 7 класс помогите пожалуйста Довести тотожність : Помогите пожалуйста! Нужно с решением 6 ( x − 4 ) − 8 ( 0 , 7 5 x − 1 0 , 5 ) при x = 2 9 , 0 4 Предыдущий Следующий Реклама - это не так уж плохо Реклама - это не так уж плохо Понимаем - вы пришли сюда не за рекламой. Но она помогает нам предоставлять бесплатный доступ к Знаниям. Пожалуйста, внесите наш сайт в список разрешенных. ОК, разблокирую рекламу на Знаниях! Вместе мы знаем больше Этот сайт использует cookies Политика Cookies . Вы можете указать условия хранения и доступ к cookies в своем браузере. 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