Предмет: Математика, автор: Аноним

Розв'яжіть рівняння: 5 - 3(2 - 0,4 x) = 0,4(4х + 1)

Ответы

Автор ответа: Dania1Vec

1

Ответ:

x = -3.5

Пошаговое объяснение:

5 - 3(2 - 0.4x) = 0.4(4x + 1)
5 - 6 + 1.2x = 1.6x + 0.4
-0.4x = 1.4
x = -3.5

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: дарья1214

помогите пожалуйста разобраться с текстом нужно перевести с 42

1 год назад

Предмет: Английский язык, автор: veronusha2004

Продолжите текст , что бы произошло дальше.
Two friends
Once upon a time there lived two mice. One of them lived in a big city. Her name was Minny. Minny’s friend lived in a village. Her name was Maggy. One day Maggy decided to visit Minny. She went to the city by train. She saw many beautiful houses, shops, parks and squares, there were a lot of buses, cars, trams and trolley-buses in the streets. She got to Minny’s house by bus. Maggy was glad to see her friend. “Do you like to live in the city?” Maggy asked Minny. Minny said, “Oh, of course, I like the city. There is a lot of to eat corn and cheese but there’s a big black cat in the Kitchen of every day. the house where I live”. Then Maggy had an idea, “Let’s buy a TV-set for the cat. He likes to watch TV”. Minny liked the idea. They went to the shop and bought a TV-set.
Every day the cat sat down to watch TV and the mice came to the kitchen to eat corn and cheesе.

1 год назад

Предмет: Қазақ тiлi, автор: Allunya

Диолог на тему Yш тiлдiк

1 год назад

Предмет: Математика, автор: vladimirs2804

Сравните две величины: «А» есть 24% от числа 50 и «В» есть 0,25 от числа 40

7 лет назад

Предмет: Другие предметы, автор: vikosabrikos45

напишите письмо от лица природы к военным

7 лет назад