Question

`x xx 2 + x : 4 = 9/4`

Answer 1

x . 2 + x : 4 = 9/4

x . 2 + x . 1/4 = 9/4

x.(2 + 1/4) = 9/4

x . 9/4 = 9/4

x = 9/4 : 9/4

x = 1

Vậy x = 1

Answer 2

x . 2 + x : 4 = 9/4

x . 2 + x . 1/4 = 9/4

x.(2 + 1/4) = 9/4

x . 9/4 = 9/4

x = 9/4 : 9/4

x = 1

Vậy x = 1