Answer:
{121,144,169} X intersecting Y means common number between x and y set
39
Step-by-step explanation:
x-3y=9
x-y=29
subtract
-2y=-20
y=10
x-10=29
x=39
45/63
6 3/10=63/10, 4 1/2=45/10,
(45/10)/(63/10)=45/63
the answer is in the above image
