What's the least common denominator you could use to subtract 1/3 and 1/4

What is x3+3x2−16x−48 divided by x−1?

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?

If np3 /nc2 = 6, find the value of n