Задача #8.….............. Created by Чичок. algebra-ru

Пусть х стоит бутылка лимонада У стоит бубликСоставим систему:{х+4у=68{2х+3у=76Х=68-4уПодставим во 2-е уравнение2(68-4у)=76136-8у+3у=765у=60У=12руб. Стоит 1 бубликХ=68-4*12Х=20руб. Стоит 1 бутылка лимонадаНовые вопросы в АлгебраДаю 30 баллов. Задача на фото:алегребра дуже строчнодопоможіть пожалуста алгребра-2x=4помогите пожалуйста х - 4/5 = 6/5Помогите пожалуйстапж помогите,задача на логикуПомогите пожалуйста с тригонометриейa принадлежит (п/2 ; п) Вкладник поклав у банк 1200 грн на два різних рахунки. Запершим із них банк виплачує 5 % річних, а за другим 7%річних. Через рік вкладник отримав за…5 %-м вкладом на 24 грнвідсоткових грошей більше, ніж за другим. Скільки гривень віппоклав на кожний рахунок?Нужна ПОМОЩЬ!! (СРОЧНО)РЕШИТЬ ТРИ ЗАДАНИЯ№812,813,814Последнее за дискриминантомвыполните деление:y²-10y+25-------------- : (5-y)²2y-10ПредыдущийСледующийВместе мы знаем большеЭтот сайт использует cookies Политика Cookies . 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Задача #8.…...

Чичок @Чичок

July 2022 1 7 Report

Задача #8.….............

Answers & Comments

Nina1952 Пусть х стоит бутылка лимонада
У стоит бублик
Составим систему:
{х+4у=68
{2х+3у=76
Х=68-4у
Подставим во 2-е уравнение
2(68-4у)=76
136-8у+3у=76
5у=60
У=12руб. Стоит 1 бублик
Х=68-4*12
Х=20руб. Стоит 1 бутылка лимонада