`575-6x+70=445`
`575-6x=445-70`
`575-6x=375`
`6x=575-375`
`6x=200`
`x=$\frac{100}{3}$ `
`Vậy x=$\frac{100}{3}$ `
Đáp án:
Giải thích các bước giải:
`575-6x+70=445 `
`⇔ 575+70-445=6x`
`⇔ 645-445=6x`
`⇔ 6x=200`
`⇔ x=100/3`
Vậy `x=100/3`
Vẽ anime/ semi Có màu và line Tradi _____________________________ Nay mk sống heo thì lành mạnh Ko lm cú đim nữa đou :))
Rewrite the sentences 1. She had never flown in a plane before. It was the first time 2. It was the first time Ned had ever driven a car. Ned_________ 3. Mary had never made a chocolate cake before. It was the first time________ 4. They had never used a monolingual dictionary before It was the first time _______ 5. It was the first time we had ever seen an eagle. We ____________ 6. Magnus went home and Vera came later. AFTER Vera ___________________________home. 7. First she locked the door and then she left for work. BEFORE She ______________she left for work. 8. She ate too much, so she had a stomachache. BECAUSE She had a stomachache ______________________too much. 9. She went out and then I called her. ALREADY She ______________when I called her. 10 We finished our lunch and then we left the restaurant. SOON As _______________our lunch, we left the restaurant.
phân tích đa thức thành nhân tử : 8x^3 -1
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Nêu các loại rễ biến dạng ..........................................
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làm giúp mik bài 13 VÀ 14 VỚI Ạ,LÀM RA VỞ NHANH GỌN LẸ
Choose the best answer 1. My mum ________ to her hometown recently. A. didn’t return B doesn’t return C. hasn’t returned D. returned 2. You should avoid ________ chocolate if you want to keep fit. A. to eat B.eat C. eating D.ate 3. After he __________ his homework, he went to bed. A. finishes B. finished C. has finished D. had finished 4. She got a pair of shoes ______ by her friend. A. buy B. buys C. bought D. to buy 5. I'm never allowed _____ anything by myself A. to do B. do C. did D. done 6. He is seen ______ her dog now. A. bathe B bathed C bathing D. to bathing 7. My room _________________________ in the house by her now. A. is being cleaned B. are being cleaned C. will be cleaned D. would be cleaned 8. Tom ___________________________ by Mary since 10 o'clock. A. has operated B. have been operated C. has been operated D. All are wrong. 9. Someone __________________ to take his place. A. must be find B. might be find C. should be finds D. must be found 10. 20 demonstrators ________________________ by the police. A. was arrested B. were arrested C. was arresting D. were being arrest 11. When the children _____, their parents were preparing the dinner A. come home B. came home C. coming home D are coming 12. By the time he sent the mail to Donal Trump , nobody _____who he was A. had known B. knew C. known D. know 13. They ______ the enterview as soon as all journalists are present A. answer B. are answering C. answered D. will answer 14. This is the first time we _______the outskirts of this city A. visited B. visiting C. have visited D. are visiting 15. When they completed the plan, all facilities for that plan _____already___ ____fully A. had... been prepared B. have.... prepared B. have ...been prepared D. had... prepared 16. Did you have the nephew____ the gate yesterday? A. to paint B. paint C. painting D.painted
Calli : Chòi oi...mừng gớt nước mat á trời...hic hic...ms lấy lại được nick... Calli : Khóc Nhận tradi thôi ...huhu Có tâm vs...hic hic.
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