Question

Express as an inequality that uses absolute value: "the set of all numbers (x) whose distance on the number line is within 4 units of -9" Thanks :)

Answer 1

well....what I really need to know is the difference between \[\left| x+3 \right|>6\] and \[\left| x-3 \right|>6\]

Answer 2

On a number line you can find the distance between two points by subtracting the coordinates