Question

TÌM X 

X x 5,5 + X x 3,5 + X =2,5 

Answer 1

= X x (5,5+3,5+1) = 2,5

= X x 10 = 2,5

X = 2,5 : 10

X = 0,25

Học tốt nhé :)

Answer 2

`X xx 5,5 +  X xx 3,5 + X = 2,5`

`X xx (5,5 + 3,5+1) = 2,5`

`X xx  10 = 2,5`

`X          = 2,5 : 10`

`X         = 0,25`

Answer 3

0,25

Answer 4

\(\text{ X x (5,5 + 3,5 + 1) = 2,5}\)

\(\text{X x 10 = 2,5}\)

\(\text{X = 2,5 : 10}\)

\(\text{X = 0,25}\)