Question

x-25%x=1/2

tìm x

Answer 1

x - 1/4x = 1/2

x(1-1/4)= 1/2

x3/4 = 1/2

x = 1/2 : 3/4

x = 2/3

Answer 2

x=2/3 ak pn. Cách lm mik giải khó hỉu lém... Thông cảm.

Answer 3

x = \(\frac{2}{3}\)

Answer 4

25%=0,25.Ta có:

x - 0,25x =1/2

x * (1-0,25) =1/2

x *0,75 = 1/2

Suy ra x = 1/2 : 0,75 

x = 2/3

Answer 5

x-25%x= 75%x

75%x=1/2

=>  x = 1/2:75x100=2/3

ủng hộ nhé

Answer 6

x-25%x=75%x

75%x=1/2

=> x=1/2:75x100=2/3

cho tui 1 cái nha !