Question

123-100=23x

Answer 1

123 - 100 = 23x

=> 23        = 23 × x

=> 23 × x  = 23

=>          x  = 1

Answer 2

Trả lời :

123 - 100 = 23x 

=> 23x = 123 - 100

23x = 23

=> x = 23 : 23

x = 1

Vậy x = 1