Answer: 6x- 2
Explanation: 2 less means (- 2) a number times 6 can be written as 6x
You list the multiples of both numbers and see which number they share that is on each table
For example,
3,6,9,(12),15,18,21,(24)
4,8,(12),16,20,(24)
12 is the least common multiple of the numbers 3 and 4