Х-(0,52+0,25•0,52х)==140 срочно - Дата: 02.07.2019, Автор: lightning - №32296661

Х-(0,52+0,25•0,52х)==140 срочно
- Предмет:
  Математика
- Автор:
  lightning
- 5 лет назад

Ответы 1

х - (0,52 + 0,25 · 0,52х) = 140
х - (0,52 + 0,13х) = 140
х - 0,52 - 0,13х = 140
х - 0,13х = 140 + 0,52
0,87х = 140,52
х = 140,52 : 0,87
х = 14052/87 = 4684/29 - сократили на 3
х = 161 целая 15/29
- Автор:
  ally44
- 5 лет назад
- 0
Добавить свой ответ

Еще вопросы

3 Организм что создаёт органические вещества из воды и углекислого газа в хлоропластах при участии света называктся:
А автофамы фотосинтетиками
Б авторофами химесинтетиками
В гетеротрофами сапротроорами
Г гетеротрофами паразитами
И потом ещё можете помочь с остальными (с 4 по 7)
- Предмет:
  Биология
- Автор:
  shawn
- 5 лет назад
- Ответов:
  
  2
- Смотреть
Очень срочно надо, помогите пожалуйста
Complete the sentences with the correct form of the words given
1 I failed the test because most of my answers were _____(correct)
2 When you cycle, you must wear a helmet for____(protect)
3 My parents are looking for a good___(build) to put a garage on our house.
4 There were five____(burgle) in our road last month.
5 My grandmother is having a____(retire) party on Saturday after 40 years of work.
6 The police are very worried that____(vandal) in this area is increasing.
7 The most___ (move) part of the film was when the little girl had to leave her mother.
8 There are lots of
____(regular) verbs in English which makes it quite difficult.
9 I was____(embarrass) once when I tried to buy something in a shop, but found I didn't have
any money in my wallet.
10 Lucy always helps me and gives me good advice. It's good to have such a___(rely) friend.
11 You can't go backwards on a motorway. It's___(legal)
12 My brother has a new job as an art teacher It suits him because he's always been a____(create) person
13 The documentary about farming was very___(inform).
14 We watched a romantic film last night. It was very _(move) and I cried at the end.
15 I don't think the new cartoon series is very____(fun), do you?
16 My grandparents are looking for a___(rely) person to help with their gardening.
17 I'm not feeling very
___(create) at the moment. I've got no ideas at all!
18 I was___(disgust) by the food they gave us in the cafeteria last week.
19 There was a lot of____(excite) when they announced the winner of the competition.
20 The man's face went red with____(angry) when the boy kicked his car.
21 I enjoy reading____(history) fiction because it's very educational.
22 Harry's____(friend) with Paul started about ten years ago.
23 Some retired people don't like the___(bore) of staying at home without any work.
24 There was great___(sad) in the family when the old dog died.
- Предмет:
  Английский язык
- Автор:
  amyadjqh
- 5 лет назад
- Ответов:
  
  1
- Смотреть
ДАЮ 50 БАЛЛОВ!!!!СРОЧНОООО!!!!Сочинение-рассказ на тему "Степа дрова колет" упр.465 по русскому языку 6 класс. ТОЛЬКО НЕ С ИНТЕРНЕТА СВОИМ УМОМ!!!
- Предмет:
  Русский язык
- Автор:
  jayden627
- 5 лет назад
- Ответов:
  
  1
- Смотреть
розповісти про етап джорджа плейтена в день освіти!!! помогите!
- Предмет:
  Литература
- Автор:
  maci
- 5 лет назад
- Ответов:
  
  3
- Смотреть

How much to ban the user?

1 hour 1 day 100 years