Respuesta :

devishri1977

Answer:

x = 7

Step-by-step explanation:

3x - 4  = 17      {Add 4 to both the sides}

   +4   = + 4

3x       =  21          {Now divide both sides by 3}

 [tex]\frac{3x}{3}=\frac{21}{3}\\[/tex]

x = 7