Respuesta :

Answer:

Y=32.67°

Step-by-step explanation:

Supplement condition:

Y+(10x+4°)=180°     (1)

Complement condition:

Y+4x=90°      (2)

5*(2)-2*(1):

5Y +20x - 2Y -20x -8° =450°-360°

3Y=98°

Y=32.67°