Starting at the fourth floor, an elevator goes down 3 floors and ther up 8 floors. At which floor does the elevator stop? what are you being asked to do?

what is a good way to set up the problem visually?

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