Question

3x + 10 = 4 

Answer 1

`3x = 4 - 10`

`3x = -6`

`x = -6 : 3`

`x = -2`

Vậy `x = -2`

`@btran`

Answer 2

3x = 4-10

3x = -6

x = -6 : 3

x = -2

=>Vậy x = -2