Billy is 6 years younger than Amy the sum of their ages is 22 the graph below shows two equations where x equals Amy and Y equals Bill how old will each of them be in 8 years it yours you guys are great plz help me

Answer:
22 - 6 = 16
Amy is 16 yrs old
16 - 6 = 10
Billy is 10 yrs old.
16 + 8 = 24
Amy will be 24 years old 8 years later
10 + 8 = 18
Billy will be 18 years 8 years later