The set of even numbers greater than - 3 and less than 11 is {x | - 3

The set of even numbers greater than - 3 and less than 11 is {x | - 3

K is a number represented by one letter. It is possible to use other letters instead of K. K belongs to Z. K belongs to an integer. X = 2K means that it is a set of even numbers which are greater than - 3 and less than 11 in the title