toán 5

N

nguyenhanhnt2012

hì

3,4.x + 6,6.x = 10.x = 320 => x= 32 em nhé
----------------
 
Last edited by a moderator:
A

anhnd1102

Ta có:


[TEX]3,4 . X + 6,6 . X = 320[/TEX]
[TEX](3,4 + 6,6) X = 320[/TEX]
[TEX]10X = 320[/TEX]
[TEX]X = 32[/TEX]
 
Top Bottom