Question

tim x

x+ 5+8=55

Answer 1

x + 5 + 8 = 55

x + 13 = 55

x = 55 - 13

= 42

chúc bạn học tốt nha!!

Answer 2

ta có 

x+5+8=55

x+13=55

x=55-13

x=42

Answer 3

x + 5 + 8 = 55

x  + 13 = 55

x = 55 - 13

x = 42 

Answer 4

x=55-8-5

x=42

Vậy x=42 

Answer 5

x+5+8=55

x+13=55

x=55-13

x=42

Answer 6

x+ 5+8=55

=>x+13=55

         x=55-13

        x = 42

kkkkkkkkkkkkkkkkk cho mình nhé

Answer 7

x+5=55-8

x+5=47

x=47-5

x=42

Answer 8

x=55-8-5=42

x=42