Question #3bc06

1 Answer
Jan 18, 2018

12

Explanation:

In order to find the least common denominator (LCM), first list the multiples of 3 and -4, the denominators.

color(blue)(3),6,9,12,15,18
color(blue)(4),8,12,16,20,24

We are looking for the lowest common factor, which is 12.