Answer:
X= 18
Step-by-step explanation:
24/4=6 x 3= 18
45 x 5 = 225 so 225 students altogether on 5 buses
Find the LCM (least common multiple) of the denominators, and use that as the denominator for the two fractions.
Ex.

LCM (3, 4) is 12

=
Replace u,x and y withyour values
u+xy=2+9*6=2+54=56