Mk trả lời nốt hai câu còn lại.
2. Did they mack a decision not to go to Italy for their vacation ?

3. Liz's visit to Cham temple was wonderful.

2^x = 64

suy ra x là :

 64 = 2 x 2 x 2 x 2 x 2 x 2

 x = 6

 đ/s : 6

nhé !

x + 10 - (32 + 48 : 6 - 15) = 0

x + 10 - (32 + 8 - 15)       = 0

x + 10 - 25                     = 0

x                                   = 0 + 25 - 10

x                                  =15

thanks