My house is in Ho Chi Minh city . It is a big house. It has five rooms: one living room, one study room, one bedroom, one kitchen and one bathroom. In front of my house there is a yard. Behind my house there are three storehouses and a garden. In my living room, there is a big TV, two tables, two benches, four chairs, a computer and some pictures,…In my study room, there are two desks, three chairs, three closets, some books, a bookshelf and a computer. There is a small TV, two mattresses, five pillows, four blankets, and a teddy bear. There are some bowls, some cups, a fridge, a stove, a table, a cupboard and some pots,… in the kitchen. In my bathroom, there is a mirror, a toilet, a sink, some towels, some toothbrushes and some soaps. To the left of my house there is a wall. To the right of my house there are some trees. I love my house very much.

Tổng của hai số lúc số lớn gấp 5 lần số bé là:

201-3=198

Ta có sơ đồ:

Số lớn:/-----/-----/-----/-----/-----/

                                                            } 198

Số bé:/-----/

Tổng số phần bằng nhau:

5+1=6 phần

Số bé là:

198:6x1=33

Số lớn là:

201-33=168

             Đáp/Số: số lớn:168

                           số bé:33

A) (2+3).x=5 mũ 2

 5.x=5 mũ 2

5.x=25

x=25:5

x=5 

vậy x=5 

câu B ko bt làm bn ạ