`3/2` phút ... `150` giây

`90` giây ... `150` giây

`=>` Điền dấu `<`

Mìn làm đúng cách nhw đề ns k rõ : ) 

Cả 2 câu đề đều k rõ 

\(x-\dfrac{3}{5}=\dfrac{-7}{10}\\ x=\dfrac{-7}{10}+\dfrac{3}{5}\\ x=\dfrac{-1}{10}\)

Vậy \(x=\dfrac{-1}{10}\)

Đề câu `c` k rõ lắm 🤧

\(\dfrac{2}{3}-\dfrac{1}{3x}=\dfrac{-5}{3}+\dfrac{1}{2}\\ \dfrac{2}{3}-\dfrac{1}{3x}=-\dfrac{7}{6}\\ \dfrac{1}{3x}=\dfrac{2}{3}-\left(-\dfrac{7}{6}\right)\\ \dfrac{1}{3x}=\dfrac{11}{6}\)

`=>1xx6=11xx3xx``x`

`6=33xx``x`

`x=5,5`

Vậy `x=5,5`

_________________________

`d)`

\(\dfrac{x-3}{5}=\dfrac{-7}{10}\)

`=>(x-3)xx10=5xx(-7)`

`(x-3)xx10=-35`

`x-3=-3,5`
`x=-6,5`

Vậy `x=-6,5`

`@An`

Hơn nữa câu này mìn lm ròi mà 🤧

I. Find the word with different sound in the underline part.

1. A. today             B. taxi                    C. great                  D. late

2. A. developed /t/   B. remembered /d/   C. answered            D. travelled

II. Find the word with different stress in each line.

3. A. ‘holiday          B. po’llution            C. ‘vehicle              D. ‘wonderful

4. A. par’ticular       B. con’dition           C. ‘astronaut           D. con’venient

5. A. pe’troleum      B. en’vironment      C. ‘alternative         D. me’morable

2. I am late for school. (never). (Put the adverb in the correct position).

=> I am never  late for school

3. This car is very expensive. (Write the exclamatory sentence)

=> God, this car is so expensive

4. Lan didn't go to school yesterday because she was sick. (Rewrite these sentences so that it stays the same meaning as the first one)

=> I was sick ,I  didn't go to school yesterday 

5. They have been to Hue before. (Turn into Yes/No question)

=> Have they been to Hue before?

8. The photos are nice. (Make a exclamation with "What")

=>What a nice photo 

9. favourite/ are/ your/ who/ sport stars ? (Reoder the words to make a meaningful sentence)

=> who are your favorite sport stars? 

10. Lan is more beautiful than all girls in her class. (Rewrite, use the superlative form)

=> Lan is the most beautiful girl in class 

11. Daisy has to do her homework. She is very tired. (Combine, using "Althuogh")

=> Although Daisy is very tired, she has to do her homework

12. They/ never/ eat/ Mexican food/ before. (Make meaningful sentencs with the words given)

=> They have never eaten Mexican food 

13. Complete the sentences with your own words:

If we have a shower insead of a bath, we will save water 

35. to award prizes / A panel of judges / the new films / for the best ones / watches

A panel of judges watches the new films to award prizes for the best ones.

36. the ship Titanic / / on its first voyage / is about / Titanic / the sinking of

Titanic is about the sinking of the ship Titanic on its first voyage.