Tìm x

a. \(||12x-\dfrac{1}{2}|-2|\) : \(\dfrac{3}{4}\) = \(\dfrac{-2}{3}\)

b. \(\dfrac{2}{3}\) + \(\dfrac{-1_{ }}{3}\)x - \(\dfrac{2}{3}\)\((\dfrac{3}{4}-x)\) = 2 \((x+\dfrac{1}{3})\)

c. 2 - \(|\dfrac{3}{2}x+\dfrac{1}{4}|\) = \(\dfrac{-3}{4}\)

Fill in each blank

1........:a pain caused by something being wrong with one of your teeth

2........:.a pain in your back

3..............:a very severe pain that you feel in your head

4.........:a pain in your stomach

5.......:a pain in the inside part of your ear

6.......:a problem which is like a very bad cold but which causes a temperature

7...........:a pain in your throat

8.....:a health problem that you make a lot of loud sounds

make sentences using the words and phrases given

1. Getting/plenty/rest/really/important/.

2. It/easy/get/flu/./we/should/try/keep/clean/more.

rewrite the sentences

1 Her hobby is collecting dolls.

-> She enjoys...............................................................................................

2. Because it's not good for her health, Ngoc hates fast food.

->...................................................,so...........................................................

complete the sentences.

1. I feel tired, ............................. I fell week.

2. The Japanese eat healthly,................................ they live for a long time.

3. I want to ice-cream,............................. I have a sore throat.

4. You should eat less fast food,............................. you can put on weight.

Supply the correct

I enjoy(fish)......because it(be).........relaxing

Jane will play chess after she(finish).....school

What....your mother often(do)......at weekends?

Complete the sentences

I feel tired,........I feel week

The Japanese eat healthily,......they live a long time

I want to eat ice-cream,.......I have a sore throat

You should eat less fast food,......you can put on weight

Complete the sentences

If you have a lot of bottles,dolls or stamps,your hobby is.........

If you spend time watching birds in nature,your hobby is.....

If you spend most of your free time making vases or bowls from clay,your hobby is.....

If you enjoy moving your body to music,your hobby is.....

tính nhanh:

a) \(\dfrac{1}{3}\) - \(\dfrac{3}{4}\) - ( - \(\dfrac{3}{5}\)) + \(\dfrac{1}{4}\) - \(\dfrac{2}{9}\) - \(\dfrac{1}{36}\) + \(\dfrac{1}{15}\)
b) \((3-\dfrac{1}{4}+\dfrac{2}{3})\) - \((5+\dfrac{1}{3}-\dfrac{6}{5})\) - \((6-\dfrac{7}{4}+\dfrac{3}{2})\)

c) 442 x 195 - 2 x 95 x 221

tìm x

\(\dfrac{1}{2}\)- \(\left|x-\dfrac{1}{2}\right|\)= \(\dfrac{2}{5}\)