Respuesta :

Answer:

x ≥ 4

Step-by-step explanation:

The given inequality is :

4 + 6x ≤ x + 6x

Subtract 6x from both sides,

4 + 6x-6x ≤ x + 6x -6x

4≤ x

or

x ≥ 4

Hence, the correct option is (b) i.e. x ≥ 4.