Đáp án:
x = -21/4
Giải thích các bước giải:
3x-35=-14+7x
⇔ 3x - 7x = 35 -14
⇔ -4x = 21
⇔ x = -21/4
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Chọn câu trả lời tốt nhất để viết lại các câu. 31. Every student is required to write an essay on the topic. A. Every student might write an essay on the topic. B. Every student must write an essay on the topic. C. They require every student write an essay on the topic. D. Every student should write an essay on the topic. 32. In spite of all our efforts, we failed in the final match. A. Although we tried very hard, we failed in the final match. B. We made all our efforts so that we could gain success in the final match. C. Whatever efforts we had made, we weren’t able to win in the final match. D. We failed in the final match as a result of all our great efforts. 33. He drives more carelessly than he used to. A. He doesn’t drive as carefully as he used to. B. He doesn’t drive carefully than he used to. C. He doesn’t drive as carefully than he used to. D. He doesn’t drive as carefully he does.
Mọi người giúp e với IV.Complete each sentence with the correct tense (there is ONE negative form) of a suitable verb from the box (1 pt) play be come graduate 1. I don’t know why Mai …………. a bit tense lately. 2. My cousin ………… from medicine in 2015. 3. I won the game because I ………. it a lot with my brother. 4. I think we ………. there on time if we don’t take the first bus.
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1. In which country do workers have the most time off? A. the USA B. Austria C. Canada D. Finland 1. 1. 2. In paragraph 2, what does the word they refer to? A. people’s workload B. people who don’t take holidays C. holidays D. people who frequently take holidays 3. The writer says that some people who take holidays____ A. use a laptop to relax on holiday. B. don’t enjoy them. C. can’t stop thinking about work. D. should take work with them. 4. According to paragraph 3, ___ A. people are able to do anything they like when they are at work. B. holidays allow people to exercise their minds. C. holidays are more important than taking medicine. D. doctors believe it is very beneficial to take holidays. 5. How would the writer explain the importance of going on a holiday? A. We work better after a holiday. B. It’s good to think about a holiday after going back to work. C. Work becomes more meaningful before a holiday. D. Holidays make people excited about work
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