Предмет: Математика, автор: KorolGreen

(x-2)\3-x\4=2 решите уравнение
ПОМОГИТЕ, ПОЖАЛУЙСТА!!!

jekadva: x=32

Ответы

Автор ответа: prettypushkova

(х-2)/3 - х/4 = 2
4(х-2)/12 - 3х/12 = 2 привели к общему знаменателю 12
4(х-2) - 3х = 2 * 12 умножили обе части уравнения на 12
4х - 8 - 3х = 24
х = 24 + 8
х = 32
Проверка: (32-2)/3 - 32/4 = 10 - 8 = 2
Ответ: х = 32.

KorolGreen: Спасибо за подробное объяснение

prettypushkova: Пожалуйста

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: Twinsister11

ПЕРЕВОД НЕ НУЖЕН
A. Fill in the blanks with prepositions or adverbs.

1. You won't find him ... town ; he's well ... his way ... the Far East , and as far as I know he's going to stay out there ... quite a while. 2. I'll be paying you ... as soon as I get money ... home. 3. I've got lots ... things to attend ... today. 4. ... our way home we were caught ... the rain and before long were wet ... .5. He seems to have made excellent use ... your advice. 6. Don't rush ... the book, you can pick ... a lot of useful information if you read it ... attention. 7. She doesn't seem to be satisfied ... the arrangement. 8. I'd rather have a coat made ... measure even if it's more than I can afford just now. 9. The conductor stood by waiting while she was searching her bag and pockets ... the ticket. 10. She tried to get rid ... the unpleasant thought, but it kept coming ... 11. I don't think you have a chance ... getting a job ... this office if you aren't much good ... typing. 12. You are not expected to know all the telephones ... heart. 13. He's yet too young to know how to deal ... a situation like that. 14. She tried ... several coats before she found one ... her taste. 15. We've arranged ... a taxi to pick us tomorrow ... three o'clock. 16. I saw her tear the letter ... small pieces and throw them ... the fire. 17. The remark was ... bad taste, and he immediately felt ashamed ... what he had said. 18. I'm not free to discuss the matter ... anybody yet, and you ... particular. 19. The coat had been sent ... the dry cleaner's ... ... some other things. 20. He seems to have changed lately, he's no longer as indifferent ... criticism as he used to be. 21. I was surprised ... the certainty ... which he spoke. Where had he picked ... all that information and why was he so sure ... his facts? 22. Do you happen to know what size she takes ... gloves? I want to give her something nice ... her birthday. 23. They made every effort to save the picture ... ruin. 24. The apples though still green, are sweet ... the taste. 25. Will you ring ... the station and find ... when the train is coming in; I'm not certain ... the time. 26. They'll be coming ... Thursday, I know it ... certain. 27. Make ... the quarrel ... him, ...my sake, if not ... your own. 28. This failure was the making ... him.

1 год назад

Предмет: Другие предметы, автор: alinagavrilovici2015

Помогите срочно
Нужно придумать девиз школы
За рани спасибо

1 год назад

Предмет: Английский язык, автор: aslan2002761