73
Simple really: it's like if A divided by B equals C, all you have to do is divide A by C, because no matter the order of the division, the answer to a three + peice division equation stays the same. persay, 8 divided by X equals 4, then 8 divided by 4 equals 2. Then if your unsure you can check and according to simple mathematics, 8 divided by 2 equals 4. and then that would be your answer. sooo (sorry of you didn't want to know all that then here's the answer :D) 9563 divided by 131 is 73. Just to check, 9563 divided by 73 is... 131! and you're answer, my friend, is Y=73. :D
18.7143
917 divided by 7 equals 131
It an be divided evenly by: 1, 131.
131
131x1
7.2778
65.5
188
229
6.2381
131
131