Analyze the diagram below and complete the instructions that follow.
Find the value of x and the value of y

Answer:
135° and 45° respectively
Step-by-step explanation:
x + y = 180° (angles on a straight line)
x = 3y (corresponding angles)
3y + y = 180°
4y = 180°
y = 180/4
y = 45°
x = 180 - y
x = 180 - 45
x = 135°