Respuesta :

Value of x is 21

Step-by-step explanation:

  • Step 1: Find x given that ∠NLW = 90° and is equal to 1/3(12x + 18)

⇒ 90 = 1/3(12x + 18)

⇒ 270 = 12x + 18

⇒ 252 = 12x

∴ x = 252/12 = 21