Please help im confused tell me all ur work and show me all ur work

Write the pair of fractions as a pair of fractions with a common denominator

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

What is the scale factor of almn to aopq?