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ko đăng linh tinh những câu hỏi ko liên quan đến : 

toán ,

tiếng việt ,

tiếng anh

hoặc có thể là đố vui cũng có thể chấp nhận 

lần sau rút kinh nghiệm ko đăng linh tinh bạn nhé ! 

600+x=500+500

600+x=1000

       x=1000-600

      x=400

tk cho mk nha

600 + x = 500 + 500

600 + x = 1000

          x = 1000 - 600

           x = 400

x + 600 = 500 + 500

x+600=1000

x=1000-600

x=400

=400 nha ban 

 k minh nha

x + 600 = 1000

x          = 1000 - 600

x          = 400

x + 600 = 1000

x = 1000  - 600

x = 400

k nha

ủng hộ nhéphamthiminhtrang

X+500=600X1

X+500=600

X=600-500

X=100

x+500=600

      x =600-500

      x =100.

600 x 600 + 900 - 500 = 360400

Ai tk mình mình tk lại

360400

x + 500 = 600

x           = 600 - 500

x           = 100

Ai k mik mik k lại

100 ông nội 

x + 500 = 600

          x = 600 - 500

          x = 100                k mk nha mina ~~!

x + 500 = 600

x          = 600 - 500

x          = 100

Vay x = 100

ai k mik mik k lai

x + 500 = 600

x = 600 - 500

x = 100

Tk mk thêm 1 cái cho tròn nha

Tk mk mk tk lại

Mk ko nói dối bao giờ 

100 nha