If you solve for x you get -1/6.
Bob-Joe-Sam, Sam-Joe-Bob, Bob-Sam-Joe, Sam-Bob-Joe, Joe-Bob-Sam, Joe-Sam-Bob
Hope this helps
Answer: d. 50
Steps:
1. Find value of x.
5x + 4x = 90
9x = 90
x = 10
2. Use x value to find ∠EDH.
∠EDH = 5x
∠EDH = 5(10)
∠EDH = 50°
0.56 5 (per 1) is the amount each friend gets