$3.(2,2-0,3x)=2,6+(0,1x.4)$
$⇔6,6-0,9x=2,6+0,4x$
$⇔-0,9x-0,4x=2,6-6,6$
$⇔-1,3x=-4,2$
$⇔x=42/13$
Đáp án:
$3(2,2-0,3x)=2,6+(0,1.4)$
$⇔6,6-0,9x=2,6+0,4$
⇔$-0,9x=2,6+0,4-6,6$
⇔$-0,9x=-3,6$
⇔$x=4$
Ex 3. Sắp xếp các câu đối thoại sau thành đoạn hội thoại hợp lý. Sai Đúng What time do you go to bed? What do you do after school? I have my lunch. Yes, I play volleyball. I do my homework and then watch TV. Do you play sports in the afternoon? What do you do in the evening? I go to bed at ten o’clock.
Choose the sentence which has a similar meaning to the first one. Question 25. There is little hope that Craig will be able to find a job. A: Craig hopes that it will only take a little time for him to get work. B: It is not very likely that Craig’s search for employment will be successful. C: Craig has given up hope of finding employment. D: Craig hopes that he won’t have to find work for himself. 13 Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits blank (18). My village is about 50 kilometers from the city center. It is a very (17)________ place where people plant flowers and vegetables only. It is very famous for its pretty roses and picturesque scenes. The air is quite fresh, however, the smell of the roses make people (18)________cool. In spring, my village looks (19)________ a carpet with plenty of colors. Tourists come to visit it so often. Nowadays, with electricity, it doesn’t take the villagers much time to water the roses. A: feel B: feeling C: to feel D: felt
Làm giúp mình câu 4 mình cần gấp ạ
nhận xét và nêu cách vẽ dáng người, cho 1 số bức tranh vẽ dáng của pạn
Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits blank (19). My village is about 50 kilometers from the city center. It is a very (17)________ place where people plant flowers and vegetables only. It is very famous for its pretty roses and picturesque scenes. The air is quite fresh, however, the smell of the roses make people (18)________ cool. In spring, my village looks (19)________a carpet with plenty of colors. Tourists come to visit it so often. Nowadays, with electricity, it doesn’t take the villagers much time to water the roses. A: as B: like C: same D: alike 11 Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A: laugh B: enough C: paragraph D: although
vẽ tự do nha mọi người ( nói nhỏ avartar của tớ giống nữ lắm à)
Một đoạn mạch mắc nối tiếp gồm hai điện trở R1=R và R2=3R. Hiệu điện thế ở hai đầu đoạn mạch bằng 12 V. Hiệu điện thế ở hai đầu của R1 bằng A: 4 V. B: 1 V C: 6 V. D: 3 V.
Cho ΔABC có CD là trung tuyến. Điểm E ∈ AC sao cho $\frac{AE}{AC}$= $\frac{2}{9}$. Cho biết AB = 18cm, AC = 27cm, BC = 30cm. Tính độ dài DE.
Will / where / be / next / you / week / ? / - I'll / think / I / at / seaside / be / the - Practice / How / you / do / speaking / ? / - Speak / every day / I / English Giúp với ạ
Giúp mình ! Cần gấp ạ ! Các bạn hỡi cíuuuu
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