\(100+x=300-100\)

\(100+x=200\)

             \(x=200-100\)

             \(x=100\)

Thời gian để hai người gặp nhau là:

9h-7h=2h

Vận tốc của hai người là:

110:2=55( km/giờ )

Vận tốc của người thứ hai :

30 + 5 = 25 ( km/giờ )

đ/s: ........

246913578

12.000000$+111.00000$=23.000000$

Ban k cho mink nha , mink k ban rui do .

Ex 6: Fill the gaps with the words in the box. More than one word can be suitable for some gaps.

First Also Therefore Second Third In short In addition

Regular exercise brings us many benefits. (1) …………….., it helps to reduce the risk of obesity. (2)…………….., it lowers blood pressure and cholesterol levels. (3)…………….., the likelihood of heart disease islower. (4) …………….., exercise makes your muscles and bones stronger. (5)…………….., if you exercise regularly, you will have less depression and anxiety as well. (6) …………….., it is very important to invest time in doing this to improve the quality of your daily life