Answer:
45
Step-by-step explanation:
Answer
5/22 (fun fact that is my birthday)
Step-by-step explanation:
9/11 * 5/18=45/198=5/22
Answer:

Step-by-step explanation:

by multiplying

Option C and D is correct .....
This answer uses NMF, which you can find out about on my profile:
Preliminary work:
Following the BIDMAS order of operations, we can calculate part of it already, and that's the 2•4, which equals 8.
Therefore, the equation now reads:
8+x = y
x = 5:
8+5 = 13
13 ≠ 16
13 ≠ y
x = 4:
8+4 = 12
12 = 12
12 = y
Therefore, the pair is (4, 12)