Предмет: Математика, автор: nosulurij

3. Решите уравнение: 4|x-7| =100

Ответы

Автор ответа: arbuzby

2

Ответ:

Пошаговое объяснение:

4|x-7| =100

|x-7| =25

$x_{1} =25+7=32\\x_{2}=-25+7=-19$

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Геометрия, автор: Аноним

На фото (1 и 2, С РЕШЕНИЕМ) ДАЮ 80 БАЛЛОВ

1 год назад

Предмет: Английский язык, автор: andrejristinicenko

11. The company officially stated that they had nothing ___________with these spam messages.
o in general
o in hand
o in common
12. I could ____________ see any stars.
o clearly
o surely
o hardly
13. Light pollution is almost ___________ for granted in most big cities
o passed
o taken
o brought
14. My sister has given a birth to her first son. Her son is my _______________
o nephew
o brother-in-law
o godson
15. Sandra used to practice dancing. She had to give it _______ because of her trauma.
o off
o of
o up
16. He is as busy as _________, only he is making money instead of honey.
o a bird
o a bee
o a businessman
17. A large passenger bus crashed in ______________ on Friday evening, killing 19 people.
o thin frog
o thin fog
o thick fog
18. Americans can no _____________ see the Milky Way because of the light pollution.
o further
o longer
o sooner
19. A health care professional who is responsible for the treatment and recovery of ill or injured people is a _________ .
o waitress
o nurse
o niece
20. You should___________ this material once again to be on the safe side
o run out
o run through
o run away
21. Underground electric railroads are called __________ in the USA.
o tube
o subway
o metro
22. Why don’t you _________ this week-end to have a nice pizza together?
o come on
o come round
o come in
23. First, Nobel studied in Russia and then he ____________ to the US.
o transferred
o emigrated
o left
24. I met Harry ____________a couple of weeks ago when I was cycling past the park.
o by accident
o by incident
o by incidental
25. Fred is very absent-minded. He always loses things and______________ them everywhere.
o looks for
o looks out
o looks through
26. ____________, Billy did very well at college last year.
o On the whole
o In the whole
o In the hole
27. Don’t forget to ________________ your warm scarf. It is very cold outside.
o put on
o take on
o put off
28. Can you______________the difference between synonyms and antonyms?
o say
o tell
o speak
29. On what day do you usually ___________ the shopping?
o make
o do
o go
30. _________ nasty weather we are having today!
o What
o How
o Which

1 год назад

Предмет: Математика, автор: GGulsum

Игральная кость бросается один раз.Зная,что выпало нечетное число очков,найдите число возможных исходов события,что выпавшее число очков-простое число. На помощь!

1 год назад

Предмет: Математика, автор: Аноним

помогите) 10баллов)

6 лет назад

Предмет: Математика, автор: avvakumovaana91

Решите уравнение 7,2х - 5,4х = 5,4

6 лет назад