Question

[trieu phuong anh]

x + 30 = 40 x 2 

k mk mk k lại

Answer 1

[Cure Beauty]

x + 30 = 40 x 2

 x + 30 = 80

          x = 80 - 30

          x = 50

Answer 2

[trieu phuong anh]

x + 30 = 40 x 2

x + 30 = 80

x = 80 - 30

x = 50