I uploaded the answer to a file hosting. Here's link:
tinyurl.com/wtjfavyw
On a number line, v would be all the numbers to the left of -3 (for example, |-4|=4 which is greater than 3) and all the values to the right of positive 3. Since it can't equal 3, v=-3 and v=3 are not included on the number line.
If you use rise/run, the answer is 3/4. Up 3, over 4
