Relax

Respuesta :

Step-by-step explanation:

[tex]162x - 3 \times 4 - 2x = 42 \\ \\ 162x - 12 - 2x = 42 \\ \\ 160x = 54 \\ \\ x = \dfrac{80}{27} = 2 \dfrac{26}{27}[/tex]