Two intersecting lines create four angles; 1 and 3 are a vertical pair. Their sum of their measures is equal to 68 degrees. What equation solves for the value of each angle?

A. x degrees = 68 degrees
B. 2x degrees + 68 degrees = 180 degrees
C. 2x degrees = 68 degrees
D. 68x degrees = 2 degrees

1 answer

B. 2x degrees + 68 degrees = 180 degrees