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 me

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1