Предмет: Математика, автор: Kindman1

5) Решите уравнение x+3/3-5-x/5=8

Ответы

Автор ответа: devyatkodaria

0

Ответ:

$x + 1 - 5 - \frac{x}{5} = 8 \\ x - 4 - \frac{x}{5} = 8 \\ 5x - 20x = 40 \\ 4x - 20 = 40 \\ 4x = 40 + 20 \\ 4x = 60 \\ x = 15$

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Русский язык, автор: зина85

фонетический разбор слова ромашка

1 год назад

Предмет: Английский язык, автор: Аноним

Put the words in the correct order
1. great/from/is/balcony/view/the/there/a
2. in/neighbourhood/it's/quiet/a
3. next/big/my/is/a/to/flat/park
4. there/small/the/a/bookcase/is/study/in

1 год назад

Предмет: Қазақ тiлi, автор: тамер124134244

тəрелке фонетический разбор по казахскому

1 год назад

Предмет: Английский язык, автор: juicemonek764

4.1 (write) letters home once a week, but I (not write) one this week, so my next letter must be rather long. 5. No wonder she (look) tired after the strain under which she (be) for a month. 6. Why you (not shave) this morning? — I (shave) every other day. 7. Research (show) that lots of people (absorb) new information more efficiently at some times of day than at others. A biological rhythm (affect) different people in different ways. 8.1 just (look) at the barometer and (see) that it (fall) very quickly. 9. Don't shout so loudly. Father (not finish) work and he hates if anybody (make a noise) while he (work). 10.1 regularly (see) him at the tram stop, but I (not see) him these two or three days.

7 лет назад

Предмет: Биология, автор: lianaTizer

Помогите выполнить задание В4

7 лет назад