Respuesta :

Answer:

x = 25

y = 80

Explanation:

Start by solving for y (AKA 180 - outside line)

y = 180 - 100 = 80

y = 80

Using this information, then solve for x (Angles in a triangle add up to 180)

2x + 10 + 40 + 80 = 180

x = 25