There should be a typo in the question: the correct formula would be

Let's compute
first. We have

If we intersect this set with X, we have

So, that would be the left hand side. For the right hand side, we have

And their union is again 
72 because right number on the top of the bar is six, and 12•6=72
Answer:
2 over 6 as a fraction simplifies as 1 over three.
Step-by-step explanation:
If you are writing as a fraction, you put 2 over 6 and simplify. Your answer is 1 over 3
Answer:
answer is 5.50
Step-by-step explanation:
multiply 2.75 times two because 3 by 5 is half of 9 by 15