👤

Aflati x din proportia 0,(3)/x=2/0,(2)

Răspuns :

0,(3)=3/9/x=2/2/9 3/9×2/9=2x 5/9=2x
0,(3)/x=2/0,(2)
0,(3)=3/9/x=2/2/9
3/9×2/9=2x
5/9=2x
x=5/9:2
x=9/5×2
x=18/10