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#.