What you would do, is add up on how many people have is Non-Fiction books and Fiction books. Once you have that, subtract it. You should get an answer of 2.
Answer:
All
Step-by-step explanation:
One cookie because 4 - 3 = 1
The answer I think would be y = 5 let me know if I'm wrong
Since all three sides are different lengths and angles, that triangle would be considered an Isosceles triangle.